40064315 has 4 divisors (see below), whose sum is σ = 48077184. Its totient is φ = 32051448.

The previous prime is 40064279. The next prime is 40064327. The reversal of 40064315 is 51346004.

It is a happy number.

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 40064315 - 2²² = 35870011 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4006427 + ... + 4006436.

It is an arithmetic number, because the mean of its divisors is an integer number (12019296).

Almost surely, 2^40064315 is an apocalyptic number.

40064315 is a deficient number, since it is larger than the sum of its proper divisors (8012869).

40064315 is an equidigital number, since it uses as much as digits as its factorization.

40064315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8012868.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 40064315 is about 6329.6378253420. The cubic root of 40064315 is about 342.1783863561.

The spelling of 40064315 in words is "forty million, sixty-four thousand, three hundred fifteen".