45572772 has 24 divisors (see below), whose sum is σ = 121527616. Its totient is φ = 13020768.

The previous prime is 45572753. The next prime is 45572783. The reversal of 45572772 is 27727554.

45572772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 45572772.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271183 + ... + 271350.

Almost surely, 2^45572772 is an apocalyptic number.

45572772 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

45572772 is an abundant number, since it is smaller than the sum of its proper divisors (75954844).

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

45572772 is a wasteful number, since it uses less digits than its factorization.

45572772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542547 (or 542545 counting only the distinct ones).

The product of its digits is 137200, while the sum is 39.

The square root of 45572772 is about 6750.7608460084. The cubic root of 45572772 is about 357.1920754721.

The spelling of 45572772 in words is "forty-five million, five hundred seventy-two thousand, seven hundred seventy-two".