45528972 has 12 divisors (see below), whose sum is σ = 106234296. Its totient is φ = 15176320.

The previous prime is 45528953. The next prime is 45528991. The reversal of 45528972 is 27982554.

It is an interprime number because it is at equal distance from previous prime (45528953) and next prime (45528991).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1897029 + ... + 1897052.

It is an arithmetic number, because the mean of its divisors is an integer number (8852858).

Almost surely, 2^45528972 is an apocalyptic number.

It is an amenable number.

45528972 is an abundant number, since it is smaller than the sum of its proper divisors (60705324).

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

45528972 is a wasteful number, since it uses less digits than its factorization.

45528972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3794088 (or 3794086 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 45528972 is about 6747.5159873838. The cubic root of 45528972 is about 357.0776063345.

The spelling of 45528972 in words is "forty-five million, five hundred twenty-eight thousand, nine hundred seventy-two".