442270416 has 80 divisors (see below), whose sum is σ = 1350806400. Its totient is φ = 122002944.

The previous prime is 442270373. The next prime is 442270441. The reversal of 442270416 is 614072244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12951 + ... + 32438.

It is an arithmetic number, because the mean of its divisors is an integer number (16885080).

Almost surely, 2^442270416 is an apocalyptic number.

It is an amenable number.

442270416 is an abundant number, since it is smaller than the sum of its proper divisors (908535984).

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

442270416 is a wasteful number, since it uses less digits than its factorization.

442270416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45436 (or 45430 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 442270416 is about 21030.2262469998. The cubic root of 442270416 is about 761.8964732838.

The spelling of 442270416 in words is "four hundred forty-two million, two hundred seventy thousand, four hundred sixteen".