56447033 has 2 divisors, whose sum is σ = 56447034. Its totient is φ = 56447032.

The previous prime is 56447029. The next prime is 56447051. The reversal of 56447033 is 33074465.

56447033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56130064 + 316969 = 7492^2 + 563^2 .

It is a cyclic number.

It is not a de Polignac number, because 56447033 - 2² = 56447029 is a prime.

It is not a weakly prime, because it can be changed into another prime (56447023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28223516 + 28223517.

It is an arithmetic number, because the mean of its divisors is an integer number (28223517).

Almost surely, 2^56447033 is an apocalyptic number.

It is an amenable number.

56447033 is a deficient number, since it is larger than the sum of its proper divisors (1).

56447033 is an equidigital number, since it uses as much as digits as its factorization.

56447033 is an odious number, because the sum of its binary digits is odd.

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

The square root of 56447033 is about 7513.1240506197. The cubic root of 56447033 is about 383.6015674393.

The spelling of 56447033 in words is "fifty-six million, four hundred forty-seven thousand, thirty-three".