56272603 has 4 divisors (see below), whose sum is σ = 56296440. Its totient is φ = 56248768.

The previous prime is 56272577. The next prime is 56272609. The reversal of 56272603 is 30627265.

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 56272603 - 2⁵ = 56272571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56272609) 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, 7933 + ... + 13246.

It is an arithmetic number, because the mean of its divisors is an integer number (14074110).

Almost surely, 2^56272603 is an apocalyptic number.

56272603 is a deficient number, since it is larger than the sum of its proper divisors (23837).

56272603 is a wasteful number, since it uses less digits than its factorization.

56272603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23836.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 56272603 is about 7501.5067153206. The cubic root of 56272603 is about 383.2060304859.

Adding to 56272603 its reverse (30627265), we get a palindrome (86899868).

The spelling of 56272603 in words is "fifty-six million, two hundred seventy-two thousand, six hundred three".