442926 has 24 divisors (see below), whose sum is σ = 1047384. Its totient is φ = 134160.

The previous prime is 442919. The next prime is 442961. The reversal of 442926 is 629244.

It is a self number, because there is not a number n which added to its sum of digits gives 442926.

It is a congruent 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, 921 + ... + 1316.

It is an arithmetic number, because the mean of its divisors is an integer number (43641).

2⁴⁴²⁹²⁶ is an apocalyptic number.

442926 is an abundant number, since it is smaller than the sum of its proper divisors (604458).

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

442926 is a wasteful number, since it uses less digits than its factorization.

442926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256 (or 2253 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 442926 is about 665.5268589621. The cubic root of 442926 is about 76.2272744243.

The spelling of 442926 in words is "four hundred forty-two thousand, nine hundred twenty-six".