45773272 has 8 divisors (see below), whose sum is σ = 85824900. Its totient is φ = 22886632.

The previous prime is 45773251. The next prime is 45773279. The reversal of 45773272 is 27237754.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45773279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2860822 + ... + 2860837.

Almost surely, 2^45773272 is an apocalyptic number.

It is an amenable number.

45773272 is a deficient number, since it is larger than the sum of its proper divisors (40051628).

45773272 is a wasteful number, since it uses less digits than its factorization.

45773272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5721665 (or 5721661 counting only the distinct ones).

The product of its digits is 82320, while the sum is 37.

The square root of 45773272 is about 6765.5947262602. The cubic root of 45773272 is about 357.7151380834.

The spelling of 45773272 in words is "forty-five million, seven hundred seventy-three thousand, two hundred seventy-two".