442654444 has 6 divisors (see below), whose sum is σ = 774645284. Its totient is φ = 221327220.

The previous prime is 442654441. The next prime is 442654447. The reversal of 442654444 is 444456244.

It is an interprime number because it is at equal distance from previous prime (442654441) and next prime (442654447).

It is not an unprimeable number, because it can be changed into a prime (442654441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55331802 + ... + 55331809.

Almost surely, 2^442654444 is an apocalyptic number.

It is an amenable number.

442654444 is a deficient number, since it is larger than the sum of its proper divisors (331990840).

442654444 is a wasteful number, since it uses less digits than its factorization.

442654444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110663615 (or 110663613 counting only the distinct ones).

The product of its digits is 245760, while the sum is 37.

The square root of 442654444 is about 21039.3546478974. The cubic root of 442654444 is about 762.1169303639.

The spelling of 442654444 in words is "four hundred forty-two million, six hundred fifty-four thousand, four hundred forty-four".