40325166 has 24 divisors (see below), whose sum is σ = 99853104. Its totient is φ = 11521440.

The previous prime is 40325149. The next prime is 40325179. The reversal of 40325166 is 66152304.

40325166 is a `hidden beast` number, since 403 + 251 + 6 + 6 = 666.

It is a super-2 number, since 2×40325166² = 3252238025855112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159895 + ... + 160146.

It is an arithmetic number, because the mean of its divisors is an integer number (4160546).

Almost surely, 2^40325166 is an apocalyptic number.

40325166 is an abundant number, since it is smaller than the sum of its proper divisors (59527938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40325166 is a wasteful number, since it uses less digits than its factorization.

40325166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320056 (or 320053 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 40325166 is about 6350.2099177901. The cubic root of 40325166 is about 342.9193995577.

The spelling of 40325166 in words is "forty million, three hundred twenty-five thousand, one hundred sixty-six".