1044223398 has 24 divisors (see below), whose sum is σ = 2323633728. Its totient is φ = 338666832.

The previous prime is 1044223319. The next prime is 1044223403. The reversal of 1044223398 is 8933224401.

1044223398 is a `hidden beast` number, since 1 + 0 + 44 + 223 + 398 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 783286 + ... + 784617.

It is an arithmetic number, because the mean of its divisors is an integer number (96818072).

Almost surely, 2^1044223398 is an apocalyptic number.

1044223398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1044223398 is an abundant number, since it is smaller than the sum of its proper divisors (1279410330).

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

1044223398 is a wasteful number, since it uses less digits than its factorization.

1044223398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567948 (or 1567945 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 1044223398 is about 32314.4456551555. The cubic root of 1044223398 is about 1014.5290179816.

Adding to 1044223398 its reverse (8933224401), we get a palindrome (9977447799).

The spelling of 1044223398 in words is "one billion, forty-four million, two hundred twenty-three thousand, three hundred ninety-eight".