442000772 has 12 divisors (see below), whose sum is σ = 774708816. Its totient is φ = 220655400.

The previous prime is 442000753. The next prime is 442000817. The reversal of 442000772 is 277000244.

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, 83354 + ... + 88497.

It is an arithmetic number, because the mean of its divisors is an integer number (64559068).

Almost surely, 2^442000772 is an apocalyptic number.

It is an amenable number.

442000772 is a deficient number, since it is larger than the sum of its proper divisors (332708044).

442000772 is a wasteful number, since it uses less digits than its factorization.

442000772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172498 (or 172496 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 442000772 is about 21023.8144017683. The cubic root of 442000772 is about 761.7416037964.

The spelling of 442000772 in words is "four hundred forty-two million, seven hundred seventy-two", and thus it is an aban number.