45216936 has 24 divisors (see below), whose sum is σ = 122462730. Its totient is φ = 15072288.

The previous prime is 45216929. The next prime is 45216937. The reversal of 45216936 is 63961254.

It is a happy number.

45216936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 40832100 + 4384836 = 6390^2 + 2094^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 45216936.

It is not an unprimeable number, because it can be changed into a prime (45216937) 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 5 ways as a sum of consecutive naturals, for example, 313935 + ... + 314078.

Almost surely, 2^45216936 is an apocalyptic number.

It is an amenable number.

45216936 is an abundant number, since it is smaller than the sum of its proper divisors (77245794).

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

45216936 is a wasteful number, since it uses less digits than its factorization.

45216936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628025 (or 628018 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 45216936 is about 6724.3539466628. The cubic root of 45216936 is about 356.2599834691.

The spelling of 45216936 in words is "forty-five million, two hundred sixteen thousand, nine hundred thirty-six".