444661336 has 16 divisors (see below), whose sum is σ = 952845840. Its totient is φ = 190569120.

The previous prime is 444661319. The next prime is 444661337. The reversal of 444661336 is 633166444.

It is a junction number, because it is equal to n+sod(n) for n = 444661295 and 444661304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444661337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3970135 + ... + 3970246.

It is an arithmetic number, because the mean of its divisors is an integer number (59552865).

Almost surely, 2^444661336 is an apocalyptic number.

It is an amenable number.

444661336 is an abundant number, since it is smaller than the sum of its proper divisors (508184504).

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

444661336 is a wasteful number, since it uses less digits than its factorization.

444661336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7940394 (or 7940390 counting only the distinct ones).

The product of its digits is 124416, while the sum is 37.

The square root of 444661336 is about 21086.9944752684. The cubic root of 444661336 is about 763.2669476071.

The spelling of 444661336 in words is "four hundred forty-four million, six hundred sixty-one thousand, three hundred thirty-six".