45473612 has 24 divisors (see below), whose sum is σ = 83991600. Its totient is φ = 21482496.

The previous prime is 45473591. The next prime is 45473641. The reversal of 45473612 is 21637454.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44564 + ... + 45572.

It is an arithmetic number, because the mean of its divisors is an integer number (3499650).

Almost surely, 2^45473612 is an apocalyptic number.

It is an amenable number.

45473612 is a deficient number, since it is larger than the sum of its proper divisors (38517988).

45473612 is a wasteful number, since it uses less digits than its factorization.

45473612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625 (or 1623 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 45473612 is about 6743.4124892372. The cubic root of 45473612 is about 356.9328206232.

The spelling of 45473612 in words is "forty-five million, four hundred seventy-three thousand, six hundred twelve".