442094904 has 24 divisors (see below), whose sum is σ = 1197340560. Its totient is φ = 147364944.

The previous prime is 442094801. The next prime is 442094909. The reversal of 442094904 is 409490244.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442094909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3070032 + ... + 3070175.

It is an arithmetic number, because the mean of its divisors is an integer number (49889190).

Almost surely, 2^442094904 is an apocalyptic number.

It is an amenable number.

442094904 is an abundant number, since it is smaller than the sum of its proper divisors (755245656).

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

442094904 is a wasteful number, since it uses less digits than its factorization.

442094904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6140219 (or 6140212 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 442094904 is about 21026.0529819555. The cubic root of 442094904 is about 761.7956754750.

The spelling of 442094904 in words is "four hundred forty-two million, ninety-four thousand, nine hundred four".