45516672 has 48 divisors (see below), whose sum is σ = 130982280. Its totient is φ = 15171840.

The previous prime is 45516659. The next prime is 45516721. The reversal of 45516672 is 27661554.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 18604 + ... + 20907.

Almost surely, 2^45516672 is an apocalyptic number.

It is an amenable number.

45516672 is an abundant number, since it is smaller than the sum of its proper divisors (85465608).

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

45516672 is a wasteful number, since it uses less digits than its factorization.

45516672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39531 (or 39516 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 45516672 is about 6746.6044792918. The cubic root of 45516672 is about 357.0454476896.

The spelling of 45516672 in words is "forty-five million, five hundred sixteen thousand, six hundred seventy-two".