444672398 has 16 divisors (see below), whose sum is σ = 673013040. Its totient is φ = 220340736.

The previous prime is 444672377. The next prime is 444672413. The reversal of 444672398 is 893276444.

It is a happy number.

It is a congruent number.

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, 209390 + ... + 211502.

It is an arithmetic number, because the mean of its divisors is an integer number (42063315).

Almost surely, 2^444672398 is an apocalyptic number.

444672398 is a deficient number, since it is larger than the sum of its proper divisors (228340642).

444672398 is a wasteful number, since it uses less digits than its factorization.

444672398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011.

The product of its digits is 1161216, while the sum is 47.

The square root of 444672398 is about 21087.2567680104. The cubic root of 444672398 is about 763.2732769101.

The spelling of 444672398 in words is "four hundred forty-four million, six hundred seventy-two thousand, three hundred ninety-eight".