442802152 has 32 divisors (see below), whose sum is σ = 897734880. Its totient is φ = 203544000.

The previous prime is 442802147. The next prime is 442802167. The reversal of 442802152 is 251208244.

It is a super-2 number, since 2×442802152² = 392147491631662208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 442802152.

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, 17623 + ... + 34585.

It is an arithmetic number, because the mean of its divisors is an integer number (28054215).

Almost surely, 2^442802152 is an apocalyptic number.

It is an amenable number.

442802152 is an abundant number, since it is smaller than the sum of its proper divisors (454932728).

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

442802152 is a wasteful number, since it uses less digits than its factorization.

442802152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17233 (or 17229 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 28.

The square root of 442802152 is about 21042.8646338848. The cubic root of 442802152 is about 762.2016904216.

The spelling of 442802152 in words is "four hundred forty-two million, eight hundred two thousand, one hundred fifty-two".