56333947 has 2 divisors, whose sum is σ = 56333948. Its totient is φ = 56333946.

The previous prime is 56333929. The next prime is 56333957. The reversal of 56333947 is 74933365.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56333947 is a prime.

It is not a weakly prime, because it can be changed into another prime (56333957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28166973 + 28166974.

It is an arithmetic number, because the mean of its divisors is an integer number (28166974).

Almost surely, 2^56333947 is an apocalyptic number.

56333947 is a deficient number, since it is larger than the sum of its proper divisors (1).

56333947 is an equidigital number, since it uses as much as digits as its factorization.

56333947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 40.

The square root of 56333947 is about 7505.5943801940. The cubic root of 56333947 is about 383.3452270202.

The spelling of 56333947 in words is "fifty-six million, three hundred thirty-three thousand, nine hundred forty-seven".