45779272 has 32 divisors (see below), whose sum is σ = 107017920. Its totient is φ = 17835840.

The previous prime is 45779263. The next prime is 45779297. The reversal of 45779272 is 27297754.

It is an unprimeable number.

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, 36543 + ... + 37774.

It is an arithmetic number, because the mean of its divisors is an integer number (3344310).

Almost surely, 2^45779272 is an apocalyptic number.

It is an amenable number.

45779272 is an abundant number, since it is smaller than the sum of its proper divisors (61238648).

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

45779272 is a wasteful number, since it uses less digits than its factorization.

45779272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74341 (or 74337 counting only the distinct ones).

The product of its digits is 246960, while the sum is 43.

The square root of 45779272 is about 6766.0381317282. The cubic root of 45779272 is about 357.7307672702.

The spelling of 45779272 in words is "forty-five million, seven hundred seventy-nine thousand, two hundred seventy-two".