56304555 has 16 divisors (see below), whose sum is σ = 90180384. Its totient is φ = 29998080.

The previous prime is 56304553. The next prime is 56304557. The reversal of 56304555 is 55540365.

It is an interprime number because it is at equal distance from previous prime (56304553) and next prime (56304557).

It is not a de Polignac number, because 56304555 - 2¹ = 56304553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56304553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26907 + ... + 28923.

It is an arithmetic number, because the mean of its divisors is an integer number (5636274).

Almost surely, 2^56304555 is an apocalyptic number.

56304555 is a deficient number, since it is larger than the sum of its proper divisors (33875829).

56304555 is a wasteful number, since it uses less digits than its factorization.

56304555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 56304555 is about 7503.6361185761. The cubic root of 56304555 is about 383.2785458351.

The spelling of 56304555 in words is "fifty-six million, three hundred four thousand, five hundred fifty-five".