45285585 has 16 divisors (see below), whose sum is σ = 73825344. Its totient is φ = 23696192.

The previous prime is 45285523. The next prime is 45285589. The reversal of 45285585 is 58558254.

It is a cyclic number.

It is not a de Polignac number, because 45285585 - 2⁸ = 45285329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45285589) 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, 27687 + ... + 29276.

It is an arithmetic number, because the mean of its divisors is an integer number (4614084).

Almost surely, 2^45285585 is an apocalyptic number.

It is an amenable number.

45285585 is a deficient number, since it is larger than the sum of its proper divisors (28539759).

45285585 is a wasteful number, since it uses less digits than its factorization.

45285585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57024.

The product of its digits is 320000, while the sum is 42.

The square root of 45285585 is about 6729.4565159454. The cubic root of 45285585 is about 356.4401853083.

The spelling of 45285585 in words is "forty-five million, two hundred eighty-five thousand, five hundred eighty-five".