45640715 has 8 divisors (see below), whose sum is σ = 54829008. Its totient is φ = 36472480.

The previous prime is 45640703. The next prime is 45640729. The reversal of 45640715 is 51704654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45640715 - 2¹⁴ = 45624331 is a prime.

It is a super-2 number, since 2×45640715² = 4166149731422450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560 + ... + 9570.

It is an arithmetic number, because the mean of its divisors is an integer number (6853626).

Almost surely, 2^45640715 is an apocalyptic number.

45640715 is a deficient number, since it is larger than the sum of its proper divisors (9188293).

45640715 is a wasteful number, since it uses less digits than its factorization.

45640715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10029.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 45640715 is about 6755.7912193910. The cubic root of 45640715 is about 357.3694961089.

The spelling of 45640715 in words is "forty-five million, six hundred forty thousand, seven hundred fifteen".