442517376 has 64 divisors (see below), whose sum is σ = 1343364480. Its totient is φ = 126432768.

The previous prime is 442517371. The next prime is 442517377. The reversal of 442517376 is 673715244.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442517371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79626 + ... + 85001.

It is an arithmetic number, because the mean of its divisors is an integer number (20990070).

Almost surely, 2^442517376 is an apocalyptic number.

It is an amenable number.

442517376 is an abundant number, since it is smaller than the sum of its proper divisors (900847104).

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

442517376 is a wasteful number, since it uses less digits than its factorization.

442517376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164651 (or 164639 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The square root of 442517376 is about 21036.0969763880. The cubic root of 442517376 is about 762.0382590444.

The spelling of 442517376 in words is "four hundred forty-two million, five hundred seventeen thousand, three hundred seventy-six".