40715384 has 8 divisors (see below), whose sum is σ = 76341360. Its totient is φ = 20357688.

The previous prime is 40715371. The next prime is 40715393. The reversal of 40715384 is 48351704.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 40715384.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2544704 + ... + 2544719.

It is an arithmetic number, because the mean of its divisors is an integer number (9542670).

Almost surely, 2^40715384 is an apocalyptic number.

It is an amenable number.

40715384 is a deficient number, since it is larger than the sum of its proper divisors (35625976).

40715384 is a wasteful number, since it uses less digits than its factorization.

40715384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5089429 (or 5089425 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 40715384 is about 6380.8607569826. The cubic root of 40715384 is about 344.0219699327.

The spelling of 40715384 in words is "forty million, seven hundred fifteen thousand, three hundred eighty-four".