446664842 has 16 divisors (see below), whose sum is σ = 727222272. Its totient is φ = 204528240.

The previous prime is 446664839. The next prime is 446664847. The reversal of 446664842 is 248466644.

It is a junction number, because it is equal to n+sod(n) for n = 446664793 and 446664802.

It is not an unprimeable number, because it can be changed into a prime (446664847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64334 + ... + 70937.

It is an arithmetic number, because the mean of its divisors is an integer number (45451392).

Almost surely, 2^446664842 is an apocalyptic number.

446664842 is a deficient number, since it is larger than the sum of its proper divisors (280557430).

446664842 is a wasteful number, since it uses less digits than its factorization.

446664842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135413.

The product of its digits is 884736, while the sum is 44.

The square root of 446664842 is about 21134.4468108347. The cubic root of 446664842 is about 764.4115782149.

The spelling of 446664842 in words is "four hundred forty-six million, six hundred sixty-four thousand, eight hundred forty-two".