45885618 has 24 divisors (see below), whose sum is σ = 105267708. Its totient is φ = 14395392.

The previous prime is 45885607. The next prime is 45885629. The reversal of 45885618 is 81658854.

45885618 is a `hidden beast` number, since 4 + 5 + 88 + 561 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (45885607) and next prime (45885629).

It can be written as a sum of positive squares in 2 ways, for example, as 45522009 + 363609 = 6747^2 + 603^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74671 + ... + 75282.

Almost surely, 2^45885618 is an apocalyptic number.

45885618 is an abundant number, since it is smaller than the sum of its proper divisors (59382090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45885618 is a wasteful number, since it uses less digits than its factorization.

45885618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149978 (or 149975 counting only the distinct ones).

The product of its digits is 307200, while the sum is 45.

The square root of 45885618 is about 6773.8923817846. The cubic root of 45885618 is about 358.0075578651.

The spelling of 45885618 in words is "forty-five million, eight hundred eighty-five thousand, six hundred eighteen".