45564272 has 20 divisors (see below), whose sum is σ = 95072040. Its totient is φ = 21029568.

The previous prime is 45564269. The next prime is 45564287. The reversal of 45564272 is 27246554.

It is a super-2 number, since 2×45564272² = 4152205765779968, which contains 22 as substring.

It is a congruent number.

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, 109322 + ... + 109737.

It is an arithmetic number, because the mean of its divisors is an integer number (4753602).

Almost surely, 2^45564272 is an apocalyptic number.

It is an amenable number.

45564272 is an abundant number, since it is smaller than the sum of its proper divisors (49507768).

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

45564272 is a wasteful number, since it uses less digits than its factorization.

45564272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219080 (or 219074 counting only the distinct ones).

The product of its digits is 67200, while the sum is 35.

The square root of 45564272 is about 6750.1312579831. The cubic root of 45564272 is about 357.1698668792.

The spelling of 45564272 in words is "forty-five million, five hundred sixty-four thousand, two hundred seventy-two".