45339264 has 80 divisors (see below), whose sum is σ = 134959770. Its totient is φ = 15109632.

The previous prime is 45339253. The next prime is 45339277. The reversal of 45339264 is 46293354.

It can be written as a sum of positive squares in only one way, i.e., 37454400 + 7884864 = 6120^2 + 2808^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8182 + ... + 12554.

Almost surely, 2^45339264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45339264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67479885).

45339264 is an abundant number, since it is smaller than the sum of its proper divisors (89620506).

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

45339264 is an equidigital number, since it uses as much as digits as its factorization.

45339264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4399 (or 4378 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 45339264 is about 6733.4436954652. The cubic root of 45339264 is about 356.5809644533.

The spelling of 45339264 in words is "forty-five million, three hundred thirty-nine thousand, two hundred sixty-four".