56770033 has 2 divisors, whose sum is σ = 56770034. Its totient is φ = 56770032.

The previous prime is 56769991. The next prime is 56770039. The reversal of 56770033 is 33007765.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56430144 + 339889 = 7512^2 + 583^2 .

It is a cyclic number.

It is not a de Polignac number, because 56770033 - 2⁹ = 56769521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56769977 and 56770004.

It is not a weakly prime, because it can be changed into another prime (56770039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28385016 + 28385017.

It is an arithmetic number, because the mean of its divisors is an integer number (28385017).

Almost surely, 2^56770033 is an apocalyptic number.

It is an amenable number.

56770033 is a deficient number, since it is larger than the sum of its proper divisors (1).

56770033 is an equidigital number, since it uses as much as digits as its factorization.

56770033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13230, while the sum is 31.

The square root of 56770033 is about 7534.5891062486. The cubic root of 56770033 is about 384.3318551436.

Adding to 56770033 its reverse (33007765), we get a palindrome (89777798).

The spelling of 56770033 in words is "fifty-six million, seven hundred seventy thousand, thirty-three".