1004312452 has 48 divisors (see below), whose sum is σ = 2068339392. Its totient is φ = 420670080.

The previous prime is 1004312447. The next prime is 1004312461. The reversal of 1004312452 is 2542134001.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454783 + ... + 456985.

It is an arithmetic number, because the mean of its divisors is an integer number (43090404).

Almost surely, 2^1004312452 is an apocalyptic number.

It is an amenable number.

1004312452 is an abundant number, since it is smaller than the sum of its proper divisors (1064026940).

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

1004312452 is a wasteful number, since it uses less digits than its factorization.

1004312452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3028 (or 3026 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1004312452 is about 31690.8891008126. The cubic root of 1004312452 is about 1001.4354225762.

Adding to 1004312452 its reverse (2542134001), we get a palindrome (3546446453).

The spelling of 1004312452 in words is "one billion, four million, three hundred twelve thousand, four hundred fifty-two".