442120998 has 16 divisors (see below), whose sum is σ = 964627776. Its totient is φ = 133976040.

The previous prime is 442120967. The next prime is 442121033. The reversal of 442120998 is 899021244.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3349336 + ... + 3349467.

It is an arithmetic number, because the mean of its divisors is an integer number (60289236).

Almost surely, 2^442120998 is an apocalyptic number.

442120998 is an abundant number, since it is smaller than the sum of its proper divisors (522506778).

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

442120998 is a wasteful number, since it uses less digits than its factorization.

442120998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6698819.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 442120998 is about 21026.6734886905. The cubic root of 442120998 is about 761.8106631357.

The spelling of 442120998 in words is "four hundred forty-two million, one hundred twenty thousand, nine hundred ninety-eight".