56744033 has 2 divisors, whose sum is σ = 56744034. Its totient is φ = 56744032.

The previous prime is 56744027. The next prime is 56744053. The reversal of 56744033 is 33044765.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51093904 + 5650129 = 7148^2 + 2377^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56744033 is a prime.

It is a super-2 number, since 2×56744033² = 6439770562210178, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56744053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28372016 + 28372017.

It is an arithmetic number, because the mean of its divisors is an integer number (28372017).

Almost surely, 2^56744033 is an apocalyptic number.

It is an amenable number.

56744033 is a deficient number, since it is larger than the sum of its proper divisors (1).

56744033 is an equidigital number, since it uses as much as digits as its factorization.

56744033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 56744033 is about 7532.8635325486. The cubic root of 56744033 is about 384.2731730445.

Adding to 56744033 its reverse (33044765), we get a palindrome (89788798).

The spelling of 56744033 in words is "fifty-six million, seven hundred forty-four thousand, thirty-three".