45186668 has 12 divisors (see below), whose sum is σ = 79160592. Its totient is φ = 22569360.

The previous prime is 45186667. The next prime is 45186703. The reversal of 45186668 is 86668154.

It is not an unprimeable number, because it can be changed into a prime (45186667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1355 + ... + 9602.

It is an arithmetic number, because the mean of its divisors is an integer number (6596716).

Almost surely, 2^45186668 is an apocalyptic number.

It is an amenable number.

45186668 is a deficient number, since it is larger than the sum of its proper divisors (33973924).

45186668 is a wasteful number, since it uses less digits than its factorization.

45186668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11992 (or 11990 counting only the distinct ones).

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

The square root of 45186668 is about 6722.1029447636. The cubic root of 45186668 is about 356.1804728172.

It can be divided in two parts, 45186 and 668, that added together give a palindrome (45854).

The spelling of 45186668 in words is "forty-five million, one hundred eighty-six thousand, six hundred sixty-eight".