40859625 has 16 divisors (see below), whose sum is σ = 67991040. Its totient is φ = 21791600.

The previous prime is 40859603. The next prime is 40859627. The reversal of 40859625 is 52695804.

It is not a de Polignac number, because 40859625 - 2⁵ = 40859593 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40859627) 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, 54105 + ... + 54854.

It is an arithmetic number, because the mean of its divisors is an integer number (4249440).

Almost surely, 2^40859625 is an apocalyptic number.

It is an amenable number.

40859625 is a deficient number, since it is larger than the sum of its proper divisors (27131415).

40859625 is a wasteful number, since it uses less digits than its factorization.

40859625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108977 (or 108967 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 40859625 is about 6392.1533930280. The cubic root of 40859625 is about 344.4277427636.

The spelling of 40859625 in words is "forty million, eight hundred fifty-nine thousand, six hundred twenty-five".