90710925 has 24 divisors (see below), whose sum is σ = 150496320. Its totient is φ = 48211200.

The previous prime is 90710911. The next prime is 90710933. The reversal of 90710925 is 52901709.

It is not a de Polignac number, because 90710925 - 2²¹ = 88613773 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21381 + ... + 25269.

It is an arithmetic number, because the mean of its divisors is an integer number (6270680).

Almost surely, 2^90710925 is an apocalyptic number.

It is an amenable number.

90710925 is a deficient number, since it is larger than the sum of its proper divisors (59785395).

90710925 is a wasteful number, since it uses less digits than its factorization.

90710925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4213 (or 4208 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 90710925 is about 9524.2283151970. The cubic root of 90710925 is about 449.3173600358.

The spelling of 90710925 in words is "ninety million, seven hundred ten thousand, nine hundred twenty-five".