1044313400 has 96 divisors (see below), whose sum is σ = 2768729040. Its totient is φ = 362895360.

The previous prime is 1044313381. The next prime is 1044313421. The reversal of 1044313400 is 43134401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32387 + ... + 56013.

Almost surely, 2^1044313400 is an apocalyptic number.

1044313400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1044313400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1384364520).

1044313400 is an abundant number, since it is smaller than the sum of its proper divisors (1724415640).

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

1044313400 is a wasteful number, since it uses less digits than its factorization.

1044313400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23673 (or 23664 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1044313400 is about 32315.8382221474. The cubic root of 1044313400 is about 1014.5581646877.

Adding to 1044313400 its reverse (43134401), we get a palindrome (1087447801).

The spelling of 1044313400 in words is "one billion, forty-four million, three hundred thirteen thousand, four hundred".