442252344 has 32 divisors (see below), whose sum is σ = 1108210320. Its totient is φ = 147073536.

The previous prime is 442252337. The next prime is 442252373. The reversal of 442252344 is 443252244.

It is a congruent number.

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, 10887 + ... + 31670.

Almost surely, 2^442252344 is an apocalyptic number.

It is an amenable number.

442252344 is an abundant number, since it is smaller than the sum of its proper divisors (665957976).

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

442252344 is a wasteful number, since it uses less digits than its factorization.

442252344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42999 (or 42995 counting only the distinct ones).

The product of its digits is 30720, while the sum is 30.

The square root of 442252344 is about 21029.7965753357. The cubic root of 442252344 is about 761.8860956354.

The spelling of 442252344 in words is "four hundred forty-two million, two hundred fifty-two thousand, three hundred forty-four".