45643316 has 12 divisors (see below), whose sum is σ = 83348832. Its totient is φ = 21829368.

The previous prime is 45643307. The next prime is 45643327. The reversal of 45643316 is 61334654.

45643316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247970 + ... + 248153.

It is an arithmetic number, because the mean of its divisors is an integer number (6945736).

Almost surely, 2^45643316 is an apocalyptic number.

45643316 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

45643316 is a deficient number, since it is larger than the sum of its proper divisors (37705516).

45643316 is a wasteful number, since it uses less digits than its factorization.

45643316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496150 (or 496148 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 45643316 is about 6755.9837181568. The cubic root of 45643316 is about 357.3762846412.

The spelling of 45643316 in words is "forty-five million, six hundred forty-three thousand, three hundred sixteen".