444294236 has 6 divisors (see below), whose sum is σ = 777514920. Its totient is φ = 222147116.

The previous prime is 444294211. The next prime is 444294247. The reversal of 444294236 is 632492444.

It is a self number, because there is not a number n which added to its sum of digits gives 444294236.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55536776 + ... + 55536783.

It is an arithmetic number, because the mean of its divisors is an integer number (129585820).

Almost surely, 2^444294236 is an apocalyptic number.

It is an amenable number.

444294236 is a deficient number, since it is larger than the sum of its proper divisors (333220684).

444294236 is a wasteful number, since it uses less digits than its factorization.

444294236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111073563 (or 111073561 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The square root of 444294236 is about 21078.2882606724. The cubic root of 444294236 is about 763.0568458088.

The spelling of 444294236 in words is "four hundred forty-four million, two hundred ninety-four thousand, two hundred thirty-six".