40164366 has 32 divisors (see below), whose sum is σ = 92246400. Its totient is φ = 11530080.

The previous prime is 40164349. The next prime is 40164401. The reversal of 40164366 is 66346104.

It is a super-2 number, since 2×40164366² = 3226352592363912, which contains 22 as substring.

It is a Curzon number.

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, 14761 + ... + 17268.

It is an arithmetic number, because the mean of its divisors is an integer number (2882700).

Almost surely, 2^40164366 is an apocalyptic number.

40164366 is an abundant number, since it is smaller than the sum of its proper divisors (52082034).

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

40164366 is a wasteful number, since it uses less digits than its factorization.

40164366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32064.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 40164366 is about 6337.5362720855. The cubic root of 40164366 is about 342.4629856815.

The spelling of 40164366 in words is "forty million, one hundred sixty-four thousand, three hundred sixty-six".