40502625 has 16 divisors (see below), whose sum is σ = 67396992. Its totient is φ = 21601200.

The previous prime is 40502621. The next prime is 40502659. The reversal of 40502625 is 52620504.

It is not a de Polignac number, because 40502625 - 2² = 40502621 is a prime.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40502595 and 40502604.

It is not an unprimeable number, because it can be changed into a prime (40502621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53629 + ... + 54378.

It is an arithmetic number, because the mean of its divisors is an integer number (4212312).

Almost surely, 2^40502625 is an apocalyptic number.

It is an amenable number.

40502625 is a deficient number, since it is larger than the sum of its proper divisors (26894367).

40502625 is a wasteful number, since it uses less digits than its factorization.

40502625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108025 (or 108015 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 40502625 is about 6364.1672668150. The cubic root of 40502625 is about 343.4216920499.

The spelling of 40502625 in words is "forty million, five hundred two thousand, six hundred twenty-five".