444218798 has 4 divisors (see below), whose sum is σ = 666328200. Its totient is φ = 222109398.

The previous prime is 444218779. The next prime is 444218837. The reversal of 444218798 is 897812444.

It is a semiprime because it is the product of two primes.

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, 111054698 + ... + 111054701.

It is an arithmetic number, because the mean of its divisors is an integer number (166582050).

Almost surely, 2^444218798 is an apocalyptic number.

444218798 is a deficient number, since it is larger than the sum of its proper divisors (222109402).

444218798 is a wasteful number, since it uses less digits than its factorization.

444218798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222109401.

The product of its digits is 516096, while the sum is 47.

The square root of 444218798 is about 21076.4987130216. The cubic root of 444218798 is about 763.0136561566.

The spelling of 444218798 in words is "four hundred forty-four million, two hundred eighteen thousand, seven hundred ninety-eight".