45866618 has 16 divisors (see below), whose sum is σ = 80547264. Its totient is φ = 19177440.

The previous prime is 45866617. The next prime is 45866633. The reversal of 45866618 is 81666854.

It is not an unprimeable number, because it can be changed into a prime (45866617) 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, 39380 + ... + 40527.

It is an arithmetic number, because the mean of its divisors is an integer number (5034204).

Almost surely, 2^45866618 is an apocalyptic number.

45866618 is a deficient number, since it is larger than the sum of its proper divisors (34680646).

45866618 is a wasteful number, since it uses less digits than its factorization.

45866618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79957.

The product of its digits is 276480, while the sum is 44.

The square root of 45866618 is about 6772.4897932740. The cubic root of 45866618 is about 357.9581372770.

It can be divided in two parts, 458 and 66618, that added together give a palindrome (67076).

The spelling of 45866618 in words is "forty-five million, eight hundred sixty-six thousand, six hundred eighteen".