45447964 has 12 divisors (see below), whose sum is σ = 79758000. Its totient is φ = 22659968.

The previous prime is 45447949. The next prime is 45447971. The reversal of 45447964 is 46974454.

It is a self number, because there is not a number n which added to its sum of digits gives 45447964.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14389 + ... + 17260.

It is an arithmetic number, because the mean of its divisors is an integer number (6646500).

Almost surely, 2^45447964 is an apocalyptic number.

It is an amenable number.

45447964 is a deficient number, since it is larger than the sum of its proper divisors (34310036).

45447964 is a wasteful number, since it uses less digits than its factorization.

45447964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32012 (or 32010 counting only the distinct ones).

The product of its digits is 483840, while the sum is 43.

The square root of 45447964 is about 6741.5105132307. The cubic root of 45447964 is about 356.8657023228.

The spelling of 45447964 in words is "forty-five million, four hundred forty-seven thousand, nine hundred sixty-four".