1004312322 has 24 divisors (see below), whose sum is σ = 2343395964. Its totient is φ = 309019104.

The previous prime is 1004312303. The next prime is 1004312329. The reversal of 1004312322 is 2232134001.

1004312322 is a `hidden beast` number, since 1 + 0 + 0 + 431 + 232 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 994708521 + 9603801 = 31539^2 + 3099^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1004312295 and 1004312304.

It is not an unprimeable number, because it can be changed into a prime (1004312329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2145733 + ... + 2146200.

Almost surely, 2^1004312322 is an apocalyptic number.

1004312322 is an abundant number, since it is smaller than the sum of its proper divisors (1339083642).

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

1004312322 is a wasteful number, since it uses less digits than its factorization.

1004312322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4291954 (or 4291951 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1004312322 is about 31690.8870497498. The cubic root of 1004312322 is about 1001.4353793670.

Adding to 1004312322 its reverse (2232134001), we get a palindrome (3236446323).

The spelling of 1004312322 in words is "one billion, four million, three hundred twelve thousand, three hundred twenty-two".