45073312 has 24 divisors (see below), whose sum is σ = 90066816. Its totient is φ = 22199232.

The previous prime is 45073297. The next prime is 45073319. The reversal of 45073312 is 21337054.

45073312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (45073319) by changing a digit.

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, 8368 + ... + 12655.

It is an arithmetic number, because the mean of its divisors is an integer number (3752784).

Almost surely, 2^45073312 is an apocalyptic number.

It is an amenable number.

45073312 is a deficient number, since it is larger than the sum of its proper divisors (44993504).

45073312 is a wasteful number, since it uses less digits than its factorization.

45073312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21100 (or 21092 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 45073312 is about 6713.6660625920. Note that the first 3 decimals coincide. The cubic root of 45073312 is about 355.8823833988.

The spelling of 45073312 in words is "forty-five million, seventy-three thousand, three hundred twelve".