45945572 has 12 divisors (see below), whose sum is σ = 84636720. Its totient is φ = 21763656.

The previous prime is 45945551. The next prime is 45945587. The reversal of 45945572 is 27554954.

45945572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45945572² = 4221991172814368, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 302198 + ... + 302349.

It is an arithmetic number, because the mean of its divisors is an integer number (7053060).

Almost surely, 2^45945572 is an apocalyptic number.

It is an amenable number.

45945572 is a deficient number, since it is larger than the sum of its proper divisors (38691148).

45945572 is a wasteful number, since it uses less digits than its factorization.

45945572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604570 (or 604568 counting only the distinct ones).

The product of its digits is 252000, while the sum is 41.

The square root of 45945572 is about 6778.3163101171. The cubic root of 45945572 is about 358.1634138433.

The spelling of 45945572 in words is "forty-five million, nine hundred forty-five thousand, five hundred seventy-two".