45033618 has 16 divisors (see below), whose sum is σ = 102934080. Its totient is φ = 12866736.

The previous prime is 45033617. The next prime is 45033641. The reversal of 45033618 is 81633054.

It is not an unprimeable number, because it can be changed into a prime (45033613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536073 + ... + 536156.

It is an arithmetic number, because the mean of its divisors is an integer number (6433380).

Almost surely, 2^45033618 is an apocalyptic number.

45033618 is an abundant number, since it is smaller than the sum of its proper divisors (57900462).

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

45033618 is a wasteful number, since it uses less digits than its factorization.

45033618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072241.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 45033618 is about 6710.7092024614. The cubic root of 45033618 is about 355.7778829486. Note that the first 3 decimals are identical.

The spelling of 45033618 in words is "forty-five million, thirty-three thousand, six hundred eighteen".