1310304 has 24 divisors (see below), whose sum is σ = 3439800. Its totient is φ = 436736.

The previous prime is 1310293. The next prime is 1310311. The reversal of 1310304 is 4030131.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1310304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6729 + ... + 6920.

It is an arithmetic number, because the mean of its divisors is an integer number (143325).

2^1310304 is an apocalyptic number.

It is an amenable number.

1310304 is an abundant number, since it is smaller than the sum of its proper divisors (2129496).

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

1310304 is a wasteful number, since it uses less digits than its factorization.

1310304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13662 (or 13654 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1310304 is about 1144.6851095389. The cubic root of 1310304 is about 109.4268814001.

Adding to 1310304 its reverse (4030131), we get a palindrome (5340435).

The spelling of 1310304 in words is "one million, three hundred ten thousand, three hundred four".