40174664 has 32 divisors (see below), whose sum is σ = 80028000. Its totient is φ = 18853632.

The previous prime is 40174663. The next prime is 40174679. The reversal of 40174664 is 46647104.

It is a super-2 number, since 2×40174664² = 3228007255025792, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40174664.

It is not an unprimeable number, because it can be changed into a prime (40174663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16007 + ... + 18345.

It is an arithmetic number, because the mean of its divisors is an integer number (2500875).

Almost surely, 2^40174664 is an apocalyptic number.

It is an amenable number.

40174664 is a deficient number, since it is larger than the sum of its proper divisors (39853336).

40174664 is a wasteful number, since it uses less digits than its factorization.

40174664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477 (or 2473 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 40174664 is about 6338.3486808474. The cubic root of 40174664 is about 342.4922519426.

The spelling of 40174664 in words is "forty million, one hundred seventy-four thousand, six hundred sixty-four".