442132264 has 32 divisors (see below), whose sum is σ = 948467520. Its totient is φ = 189277056.

The previous prime is 442132259. The next prime is 442132349. The reversal of 442132264 is 462231244.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 54027 + ... + 61669.

It is an arithmetic number, because the mean of its divisors is an integer number (29639610).

Almost surely, 2^442132264 is an apocalyptic number.

It is an amenable number.

442132264 is an abundant number, since it is smaller than the sum of its proper divisors (506335256).

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

442132264 is a wasteful number, since it uses less digits than its factorization.

442132264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8689 (or 8685 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 442132264 is about 21026.9413848044. The cubic root of 442132264 is about 761.8171338274.

The spelling of 442132264 in words is "four hundred forty-two million, one hundred thirty-two thousand, two hundred sixty-four".