45617855 has 32 divisors (see below), whose sum is σ = 59885568. Its totient is φ = 33264000.

The previous prime is 45617843. The next prime is 45617857. The reversal of 45617855 is 55871654.

It is not a de Polignac number, because 45617855 - 2⁸ = 45617599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45617857) 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, 302030 + ... + 302180.

It is an arithmetic number, because the mean of its divisors is an integer number (1871424).

Almost surely, 2^45617855 is an apocalyptic number.

45617855 is a deficient number, since it is larger than the sum of its proper divisors (14267713).

45617855 is a wasteful number, since it uses less digits than its factorization.

45617855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287.

The product of its digits is 168000, while the sum is 41.

The square root of 45617855 is about 6754.0991257162. The cubic root of 45617855 is about 357.3098210943.

The spelling of 45617855 in words is "forty-five million, six hundred seventeen thousand, eight hundred fifty-five".