40255125 has 16 divisors (see below), whose sum is σ = 66985152. Its totient is φ = 21469200.

The previous prime is 40255069. The next prime is 40255139. The reversal of 40255125 is 52155204.

It is a happy number.

It is not a de Polignac number, because 40255125 - 2⁸ = 40254869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40255095 and 40255104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53299 + ... + 54048.

It is an arithmetic number, because the mean of its divisors is an integer number (4186572).

Almost surely, 2^40255125 is an apocalyptic number.

It is an amenable number.

40255125 is a deficient number, since it is larger than the sum of its proper divisors (26730027).

40255125 is a wasteful number, since it uses less digits than its factorization.

40255125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107365 (or 107355 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 40255125 is about 6344.6926639515. The cubic root of 40255125 is about 342.7207449756.

The spelling of 40255125 in words is "forty million, two hundred fifty-five thousand, one hundred twenty-five".