442556104 has 48 divisors (see below), whose sum is σ = 893001600. Its totient is φ = 205540608.

The previous prime is 442556077. The next prime is 442556119. The reversal of 442556104 is 401655244.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181437 + ... + 183859.

It is an arithmetic number, because the mean of its divisors is an integer number (18604200).

Almost surely, 2^442556104 is an apocalyptic number.

It is an amenable number.

442556104 is an abundant number, since it is smaller than the sum of its proper divisors (450445496).

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

442556104 is a wasteful number, since it uses less digits than its factorization.

442556104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542 (or 2521 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 442556104 is about 21037.0174692136. The cubic root of 442556104 is about 762.0604889488.

The spelling of 442556104 in words is "four hundred forty-two million, five hundred fifty-six thousand, one hundred four".