404444344 has 8 divisors (see below), whose sum is σ = 758333160. Its totient is φ = 202222168.

The previous prime is 404444323. The next prime is 404444357. The reversal of 404444344 is 443444404.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25277764 + ... + 25277779.

It is an arithmetic number, because the mean of its divisors is an integer number (94791645).

Almost surely, 2^404444344 is an apocalyptic number.

It is an amenable number.

404444344 is a deficient number, since it is larger than the sum of its proper divisors (353888816).

404444344 is a wasteful number, since it uses less digits than its factorization.

404444344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50555549 (or 50555545 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 31.

The square root of 404444344 is about 20110.8016747220. The cubic root of 404444344 is about 739.5251055772.

Adding to 404444344 its reverse (443444404), we get a palindrome (847888748).

The spelling of 404444344 in words is "four hundred four million, four hundred forty-four thousand, three hundred forty-four".