56448433 has 2 divisors, whose sum is σ = 56448434. Its totient is φ = 56448432.

The previous prime is 56448401. The next prime is 56448437. The reversal of 56448433 is 33484465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28643904 + 27804529 = 5352^2 + 5273^2 .

It is a cyclic number.

It is not a de Polignac number, because 56448433 - 2⁵ = 56448401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56448392 and 56448401.

It is not a weakly prime, because it can be changed into another prime (56448437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28224216 + 28224217.

It is an arithmetic number, because the mean of its divisors is an integer number (28224217).

Almost surely, 2^56448433 is an apocalyptic number.

It is an amenable number.

56448433 is a deficient number, since it is larger than the sum of its proper divisors (1).

56448433 is an equidigital number, since it uses as much as digits as its factorization.

56448433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 37.

The square root of 56448433 is about 7513.2172203391. The cubic root of 56448433 is about 383.6047387766.

The spelling of 56448433 in words is "fifty-six million, four hundred forty-eight thousand, four hundred thirty-three".