45216416 has 36 divisors (see below), whose sum is σ = 103557258. Its totient is φ = 19377792.

The previous prime is 45216389. The next prime is 45216427. The reversal of 45216416 is 61461254.

It can be written as a sum of positive squares in only one way, i.e., 36240400 + 8976016 = 6020^2 + 2996^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12851 + ... + 15986.

Almost surely, 2^45216416 is an apocalyptic number.

It is an amenable number.

45216416 is an abundant number, since it is smaller than the sum of its proper divisors (58340842).

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

45216416 is a wasteful number, since it uses less digits than its factorization.

45216416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28861 (or 28846 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 45216416 is about 6724.3152811271. The cubic root of 45216416 is about 356.2586177868.

The spelling of 45216416 in words is "forty-five million, two hundred sixteen thousand, four hundred sixteen".