40164716 has 24 divisors (see below), whose sum is σ = 75715584. Its totient is φ = 18588240.

The previous prime is 40164679. The next prime is 40164749. The reversal of 40164716 is 61746104.

It is a super-2 number, since 2×40164716² = 3226408822721312, which contains 22 as substring.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4190 + ... + 9893.

It is an arithmetic number, because the mean of its divisors is an integer number (3154816).

Almost surely, 2^40164716 is an apocalyptic number.

40164716 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40164716 is a deficient number, since it is larger than the sum of its proper divisors (35550868).

40164716 is a wasteful number, since it uses less digits than its factorization.

40164716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14141 (or 14139 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 40164716 is about 6337.5638852796. The cubic root of 40164716 is about 342.4639804414.

The spelling of 40164716 in words is "forty million, one hundred sixty-four thousand, seven hundred sixteen".