45507715 has 16 divisors (see below), whose sum is σ = 59731200. Its totient is φ = 33009120.

The previous prime is 45507661. The next prime is 45507719. The reversal of 45507715 is 51770554.

It is a happy number.

It is not a de Polignac number, because 45507715 - 2²³ = 37119107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45507719) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25936 + ... + 27634.

It is an arithmetic number, because the mean of its divisors is an integer number (3733200).

Almost surely, 2^45507715 is an apocalyptic number.

45507715 is a deficient number, since it is larger than the sum of its proper divisors (14223485).

45507715 is a wasteful number, since it uses less digits than its factorization.

45507715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202.

The product of its (nonzero) digits is 24500, while the sum is 34.

The square root of 45507715 is about 6745.9406312241. The cubic root of 45507715 is about 357.0220257526.

The spelling of 45507715 in words is "forty-five million, five hundred seven thousand, seven hundred fifteen".