40565125 has 16 divisors (see below), whose sum is σ = 51809472. Its totient is φ = 31693200.

The previous prime is 40565117. The next prime is 40565131. The reversal of 40565125 is 52156504.

It is not a de Polignac number, because 40565125 - 2³ = 40565117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40565093 and 40565102.

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, 1602 + ... + 9148.

It is an arithmetic number, because the mean of its divisors is an integer number (3238092).

Almost surely, 2^40565125 is an apocalyptic number.

It is an amenable number.

40565125 is a deficient number, since it is larger than the sum of its proper divisors (11244347).

40565125 is an equidigital number, since it uses as much as digits as its factorization.

40565125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7605 (or 7595 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 40565125 is about 6369.0756786209. The cubic root of 40565125 is about 343.5982470661.

The spelling of 40565125 in words is "forty million, five hundred sixty-five thousand, one hundred twenty-five".