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4875481 = 132171697
BaseRepresentation
bin10010100110010011011001
3100011200220101
4102212103121
52222003411
6252255401
756304142
oct22462331
910150811
104875481
112830026
121771561
131019200
1490cac9
156648c1
hex4a64d9

4875481 has 12 divisors (see below), whose sum is σ = 5593212. Its totient is φ = 4233216.

The previous prime is 4875439. The next prime is 4875487. The reversal of 4875481 is 1845784.

It can be written as a sum of positive squares in 6 ways, for example, as 13456 + 4862025 = 116^2 + 2205^2 .

It is not a de Polignac number, because 4875481 - 211 = 4873433 is a prime.

It is a super-2 number, since 2×48754812 = 47540629962722, which contains 22 as substring.

It is a Duffinian number.

4875481 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4875481.

It is not an unprimeable number, because it can be changed into a prime (4875487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2025 + ... + 3721.

It is an arithmetic number, because the mean of its divisors is an integer number (466101).

Almost surely, 24875481 is an apocalyptic number.

It is an amenable number.

4875481 is a deficient number, since it is larger than the sum of its proper divisors (717731).

4875481 is a wasteful number, since it uses less digits than its factorization.

4875481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740 (or 1727 counting only the distinct ones).

The product of its digits is 35840, while the sum is 37.

The square root of 4875481 is about 2208.0491389460. The cubic root of 4875481 is about 169.5661486261.

It can be divided in two parts, 4875 and 481, that added together give a triangular number (5356 = T103).

The spelling of 4875481 in words is "four million, eight hundred seventy-five thousand, four hundred eighty-one".

Divisors: 1 13 17 169 221 1697 2873 22061 28849 286793 375037 4875481