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4884885 = 325108553
BaseRepresentation
bin10010101000100110010101
3100012011210200
4102220212111
52222304020
6252411113
756343435
oct22504625
910164720
104884885
1128370a5
121776a99
131020585
149122c5
15667590
hex4a8995

4884885 has 12 divisors (see below), whose sum is σ = 8467212. Its totient is φ = 2605248.

The previous prime is 4884883. The next prime is 4884889. The reversal of 4884885 is 5884884.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2241009 + 2643876 = 1497^2 + 1626^2 .

It is not a de Polignac number, because 4884885 - 21 = 4884883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 108553 = 4884885 / (4 + 8 + 8 + 4 + 8 + 8 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 4884885.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4884883) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54232 + ... + 54321.

It is an arithmetic number, because the mean of its divisors is an integer number (705601).

Almost surely, 24884885 is an apocalyptic number.

4884885 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4884885 is a deficient number, since it is larger than the sum of its proper divisors (3582327).

4884885 is a wasteful number, since it uses less digits than its factorization.

4884885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108564 (or 108561 counting only the distinct ones).

The product of its digits is 327680, while the sum is 45.

The square root of 4884885 is about 2210.1775946742. The cubic root of 4884885 is about 169.6751003322.

Subtracting 4884885 from its reverse (5884884), we obtain a palindrome (999999).

The spelling of 4884885 in words is "four million, eight hundred eighty-four thousand, eight hundred eighty-five".

Divisors: 1 3 5 9 15 45 108553 325659 542765 976977 1628295 4884885