445716672 has 56 divisors (see below), whose sum is σ = 1206739776. Its totient is φ = 145114368.

The previous prime is 445716653. The next prime is 445716683. The reversal of 445716672 is 276617544.

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, 18738 + ... + 35249.

Almost surely, 2^445716672 is an apocalyptic number.

It is an amenable number.

445716672 is an abundant number, since it is smaller than the sum of its proper divisors (761023104).

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

445716672 is a wasteful number, since it uses less digits than its factorization.

445716672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54045 (or 54035 counting only the distinct ones).

The product of its digits is 282240, while the sum is 42.

The square root of 445716672 is about 21112.0030314511. The cubic root of 445716672 is about 763.8703031760.

The spelling of 445716672 in words is "four hundred forty-five million, seven hundred sixteen thousand, six hundred seventy-two".