45944328 has 32 divisors (see below), whose sum is σ = 115292160. Its totient is φ = 15257280.

The previous prime is 45944309. The next prime is 45944329. The reversal of 45944328 is 82344954.

It is a super-2 number, since 2×45944328² = 4221762550743168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45944329) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3193 + ... + 10103.

It is an arithmetic number, because the mean of its divisors is an integer number (3602880).

Almost surely, 2^45944328 is an apocalyptic number.

It is an amenable number.

45944328 is an abundant number, since it is smaller than the sum of its proper divisors (69347832).

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

45944328 is a wasteful number, since it uses less digits than its factorization.

45944328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7197 (or 7193 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 45944328 is about 6778.2245462953. The cubic root of 45944328 is about 358.1601813279.

The spelling of 45944328 in words is "forty-five million, nine hundred forty-four thousand, three hundred twenty-eight".