40074715 has 4 divisors (see below), whose sum is σ = 48089664. Its totient is φ = 32059768.

The previous prime is 40074709. The next prime is 40074719. The reversal of 40074715 is 51747004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40074715 - 2³ = 40074707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40074719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4007467 + ... + 4007476.

It is an arithmetic number, because the mean of its divisors is an integer number (12022416).

Almost surely, 2^40074715 is an apocalyptic number.

40074715 is a deficient number, since it is larger than the sum of its proper divisors (8014949).

40074715 is an equidigital number, since it uses as much as digits as its factorization.

40074715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8014948.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 40074715 is about 6330.4593040316. The cubic root of 40074715 is about 342.2079916490.

The spelling of 40074715 in words is "forty million, seventy-four thousand, seven hundred fifteen".