56304311 has 8 divisors (see below), whose sum is σ = 64479744. Its totient is φ = 48161880.

The previous prime is 56304293. The next prime is 56304361. The reversal of 56304311 is 11340365.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56304311 - 2⁶ = 56304247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56304361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4475 + ... + 11516.

It is an arithmetic number, because the mean of its divisors is an integer number (8059968).

Almost surely, 2^56304311 is an apocalyptic number.

56304311 is a deficient number, since it is larger than the sum of its proper divisors (8175433).

56304311 is a wasteful number, since it uses less digits than its factorization.

56304311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16501.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 56304311 is about 7503.6198597743. The cubic root of 56304311 is about 383.2779921789.

Adding to 56304311 its reverse (11340365), we get a palindrome (67644676).

The spelling of 56304311 in words is "fifty-six million, three hundred four thousand, three hundred eleven".