442364672 has 18 divisors (see below), whose sum is σ = 883001868. Its totient is φ = 221182208.

The previous prime is 442364653. The next prime is 442364683. The reversal of 442364672 is 276463244.

442364672 is nontrivially palindromic in base 7.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 863738 + ... + 864249.

Almost surely, 2^442364672 is an apocalyptic number.

It is an amenable number.

442364672 is a deficient number, since it is larger than the sum of its proper divisors (440637196).

442364672 is an equidigital number, since it uses as much as digits as its factorization.

442364672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728003 (or 1727989 counting only the distinct ones).

The product of its digits is 193536, while the sum is 38.

The square root of 442364672 is about 21032.4670925691. The cubic root of 442364672 is about 761.9505941794.

The spelling of 442364672 in words is "four hundred forty-two million, three hundred sixty-four thousand, six hundred seventy-two".