40590525 has 24 divisors (see below), whose sum is σ = 68254560. Its totient is φ = 21279040.

The previous prime is 40590493. The next prime is 40590541. The reversal of 40590525 is 52509504.

It is a happy number.

It is not a de Polignac number, because 40590525 - 2⁵ = 40590493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40590492 and 40590501.

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, 162 + ... + 9011.

It is an arithmetic number, because the mean of its divisors is an integer number (2843940).

Almost surely, 2^40590525 is an apocalyptic number.

It is an amenable number.

40590525 is a deficient number, since it is larger than the sum of its proper divisors (27664035).

40590525 is a wasteful number, since it uses less digits than its factorization.

40590525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9245 (or 9240 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 40590525 is about 6371.0693764862. The cubic root of 40590525 is about 343.6699471989.

The spelling of 40590525 in words is "forty million, five hundred ninety thousand, five hundred twenty-five".