40715872 has 24 divisors (see below), whose sum is σ = 81675216. Its totient is φ = 19972992.

The previous prime is 40715869. The next prime is 40715881. The reversal of 40715872 is 27851704.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10308 + ... + 13699.

It is an arithmetic number, because the mean of its divisors is an integer number (3403134).

Almost surely, 2^40715872 is an apocalyptic number.

It is an amenable number.

40715872 is an abundant number, since it is smaller than the sum of its proper divisors (40959344).

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

40715872 is a wasteful number, since it uses less digits than its factorization.

40715872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24070 (or 24062 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 40715872 is about 6380.8989962230. The cubic root of 40715872 is about 344.0233443685.

The spelling of 40715872 in words is "forty million, seven hundred fifteen thousand, eight hundred seventy-two".