56301623 has 4 divisors (see below), whose sum is σ = 64344720. Its totient is φ = 48258528.

The previous prime is 56301607. The next prime is 56301647. The reversal of 56301623 is 32610365.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56301623 - 2⁴ = 56301607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56301592 and 56301601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56301823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4021538 + ... + 4021551.

It is an arithmetic number, because the mean of its divisors is an integer number (16086180).

Almost surely, 2^56301623 is an apocalyptic number.

56301623 is a deficient number, since it is larger than the sum of its proper divisors (8043097).

56301623 is an equidigital number, since it uses as much as digits as its factorization.

56301623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8043096.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 56301623 is about 7503.4407440853. The cubic root of 56301623 is about 383.2718927784.

Adding to 56301623 its reverse (32610365), we get a palindrome (88911988).

The spelling of 56301623 in words is "fifty-six million, three hundred one thousand, six hundred twenty-three".