45569472 has 56 divisors (see below), whose sum is σ = 129850896. Its totient is φ = 14020608.

The previous prime is 45569443. The next prime is 45569479. The reversal of 45569472 is 27496554.

45569472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45569479) by changing a digit.

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, 6633 + ... + 11624.

It is an arithmetic number, because the mean of its divisors is an integer number (2318766).

Almost surely, 2^45569472 is an apocalyptic number.

It is an amenable number.

45569472 is an abundant number, since it is smaller than the sum of its proper divisors (84281424).

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

45569472 is a wasteful number, since it uses less digits than its factorization.

45569472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18285 (or 18275 counting only the distinct ones).

The product of its digits is 302400, while the sum is 42.

The square root of 45569472 is about 6750.5164246893. The cubic root of 45569472 is about 357.1834536405.

It can be divided in two parts, 4556 and 9472, that added together give a triangular number (14028 = T₁₆₇).

The spelling of 45569472 in words is "forty-five million, five hundred sixty-nine thousand, four hundred seventy-two".