45687315 has 32 divisors (see below), whose sum is σ = 76870656. Its totient is φ = 23126400.

The previous prime is 45687311. The next prime is 45687319. The reversal of 45687315 is 51378654.

It is an interprime number because it is at equal distance from previous prime (45687311) and next prime (45687319).

It is not a de Polignac number, because 45687315 - 2² = 45687311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45687311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51657 + ... + 52533.

It is an arithmetic number, because the mean of its divisors is an integer number (2402208).

Almost surely, 2^45687315 is an apocalyptic number.

45687315 is a deficient number, since it is larger than the sum of its proper divisors (31183341).

45687315 is a wasteful number, since it uses less digits than its factorization.

45687315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059.

The product of its digits is 100800, while the sum is 39.

The square root of 45687315 is about 6759.2392323397. The cubic root of 45687315 is about 357.4910816560.

The spelling of 45687315 in words is "forty-five million, six hundred eighty-seven thousand, three hundred fifteen".