1040322304 has 144 divisors (see below), whose sum is σ = 2498062336. Its totient is φ = 423014400.

The previous prime is 1040322289. The next prime is 1040322313. The reversal of 1040322304 is 4032230401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3388519 + ... + 3388825.

Almost surely, 2^1040322304 is an apocalyptic number.

1040322304 is a gapful number since it is divisible by the number (14) 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 1040322304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1249031168).

1040322304 is an abundant number, since it is smaller than the sum of its proper divisors (1457740032).

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

1040322304 is an equidigital number, since it uses as much as digits as its factorization.

1040322304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1040322304 is about 32254.0277174805. The cubic root of 1040322304 is about 1013.2640549744.

Adding to 1040322304 its reverse (4032230401), we get a palindrome (5072552705).

The spelling of 1040322304 in words is "one billion, forty million, three hundred twenty-two thousand, three hundred four".