56304501 has 16 divisors (see below), whose sum is σ = 83804160. Its totient is φ = 33329520.

The previous prime is 56304499. The next prime is 56304503. The reversal of 56304501 is 10540365.

It is an interprime number because it is at equal distance from previous prime (56304499) and next prime (56304503).

It is not a de Polignac number, because 56304501 - 2¹ = 56304499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56304503) 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, 18421 + ... + 21258.

It is an arithmetic number, because the mean of its divisors is an integer number (5237760).

Almost surely, 2^56304501 is an apocalyptic number.

It is an amenable number.

56304501 is a deficient number, since it is larger than the sum of its proper divisors (27499659).

56304501 is a wasteful number, since it uses less digits than its factorization.

56304501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39736.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 56304501 is about 7503.6325203197. The cubic root of 56304501 is about 383.2784233048.

Adding to 56304501 its reverse (10540365), we get a palindrome (66844866).

The spelling of 56304501 in words is "fifty-six million, three hundred four thousand, five hundred one".