442439996 has 6 divisors (see below), whose sum is σ = 774270000. Its totient is φ = 221219996.

The previous prime is 442439957. The next prime is 442440007. The reversal of 442439996 is 699934244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55304996 + ... + 55305003.

It is an arithmetic number, because the mean of its divisors is an integer number (129045000).

Almost surely, 2^442439996 is an apocalyptic number.

It is an amenable number.

442439996 is a deficient number, since it is larger than the sum of its proper divisors (331830004).

442439996 is a wasteful number, since it uses less digits than its factorization.

442439996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110610003 (or 110610001 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 50.

The square root of 442439996 is about 21034.2576764667. The cubic root of 442439996 is about 761.9938389749.

The spelling of 442439996 in words is "four hundred forty-two million, four hundred thirty-nine thousand, nine hundred ninety-six".