56272733 has 4 divisors (see below), whose sum is σ = 61388448. Its totient is φ = 51157020.

The previous prime is 56272709. The next prime is 56272739. The reversal of 56272733 is 33727265.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56272733 - 2¹² = 56268637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56272693 and 56272702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56272739) 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, 2557841 + ... + 2557862.

It is an arithmetic number, because the mean of its divisors is an integer number (15347112).

Almost surely, 2^56272733 is an apocalyptic number.

It is an amenable number.

56272733 is a deficient number, since it is larger than the sum of its proper divisors (5115715).

56272733 is a wasteful number, since it uses less digits than its factorization.

56272733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5115714.

The product of its digits is 52920, while the sum is 35.

The square root of 56272733 is about 7501.5153802415. The cubic root of 56272733 is about 383.2063255777.

Adding to 56272733 its reverse (33727265), we get a palindrome (89999998).

The spelling of 56272733 in words is "fifty-six million, two hundred seventy-two thousand, seven hundred thirty-three".