45473512 has 32 divisors (see below), whose sum is σ = 98824320. Its totient is φ = 19212480.

The previous prime is 45473509. The next prime is 45473531. The reversal of 45473512 is 21537454.

It is a super-2 number, since 2×45473512² = 4135680587228288, which contains 22 as substring.

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, 1743 + ... + 9694.

It is an arithmetic number, because the mean of its divisors is an integer number (3088260).

Almost surely, 2^45473512 is an apocalyptic number.

It is an amenable number.

45473512 is an abundant number, since it is smaller than the sum of its proper divisors (53350808).

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

45473512 is a wasteful number, since it uses less digits than its factorization.

45473512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11521 (or 11517 counting only the distinct ones).

The product of its digits is 16800, while the sum is 31.

The square root of 45473512 is about 6743.4050745895. The cubic root of 45473512 is about 356.9325589820.

The spelling of 45473512 in words is "forty-five million, four hundred seventy-three thousand, five hundred twelve".