442465156 has 12 divisors (see below), whose sum is σ = 884930368. Its totient is φ = 189627912.

The previous prime is 442465091. The next prime is 442465169. The reversal of 442465156 is 651564244.

442465156 is an admirable number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7901136 + ... + 7901191.

Almost surely, 2^442465156 is an apocalyptic number.

It is an amenable number.

442465156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

442465156 is a wasteful number, since it uses less digits than its factorization.

442465156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15802338 (or 15802336 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 442465156 is about 21034.8557399379. The cubic root of 442465156 is about 762.0082826673.

The spelling of 442465156 in words is "four hundred forty-two million, four hundred sixty-five thousand, one hundred fifty-six".