45645087 has 32 divisors (see below), whose sum is σ = 68728320. Its totient is φ = 26801280.

The previous prime is 45645077. The next prime is 45645109. The reversal of 45645087 is 78054654.

It is not a de Polignac number, because 45645087 - 2⁴ = 45645071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45645077) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48037 + ... + 48977.

It is an arithmetic number, because the mean of its divisors is an integer number (2147760).

Almost surely, 2^45645087 is an apocalyptic number.

45645087 is a deficient number, since it is larger than the sum of its proper divisors (23083233).

45645087 is a wasteful number, since it uses less digits than its factorization.

45645087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 45645087 is about 6756.1147858810. The cubic root of 45645087 is about 357.3809067507.

The spelling of 45645087 in words is "forty-five million, six hundred forty-five thousand, eighty-seven".