442916674 has 16 divisors (see below), whose sum is σ = 703955448. Its totient is φ = 208283392.

The previous prime is 442916659. The next prime is 442916687. The reversal of 442916674 is 476619244.

It can be written as a sum of positive squares in 4 ways, for example, as 442892025 + 24649 = 21045^2 + 157^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 442916674.

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, 55164 + ... + 62680.

Almost surely, 2^442916674 is an apocalyptic number.

442916674 is a deficient number, since it is larger than the sum of its proper divisors (261038774).

442916674 is a wasteful number, since it uses less digits than its factorization.

442916674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9269.

The product of its digits is 290304, while the sum is 43.

The square root of 442916674 is about 21045.5856178915. The cubic root of 442916674 is about 762.2673942109.

The spelling of 442916674 in words is "four hundred forty-two million, nine hundred sixteen thousand, six hundred seventy-four".