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4908025 = 521371433
BaseRepresentation
bin10010101110001111111001
3100020100112201
4102232033321
52224024100
6253110201
756501053
oct22561771
910210481
104908025
112852521
121788361
13102ac75
1491a8d3
1566e36a
hex4ae3f9

4908025 has 12 divisors (see below), whose sum is σ = 6134652. Its totient is φ = 3895040.

The previous prime is 4908011. The next prime is 4908031. The reversal of 4908025 is 5208094.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 32761 + 4875264 = 181^2 + 2208^2 .

It is not a de Polignac number, because 4908025 - 27 = 4907897 is a prime.

It is a Duffinian number.

4908025 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4907984 and 4908002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2709 + ... + 4141.

It is an arithmetic number, because the mean of its divisors is an integer number (511221).

Almost surely, 24908025 is an apocalyptic number.

It is an amenable number.

4908025 is a deficient number, since it is larger than the sum of its proper divisors (1226627).

4908025 is a wasteful number, since it uses less digits than its factorization.

4908025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580 (or 1575 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 4908025 is about 2215.4062832808. The cubic root of 4908025 is about 169.9425988442.

It can be divided in two parts, 490 and 8025, that added together give a triangular number (8515 = T130).

The spelling of 4908025 in words is "four million, nine hundred eight thousand, twenty-five".

Divisors: 1 5 25 137 685 1433 3425 7165 35825 196321 981605 4908025