56662339 has 2 divisors, whose sum is σ = 56662340. Its totient is φ = 56662338.

The previous prime is 56662301. The next prime is 56662349. The reversal of 56662339 is 93326665.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56662339 - 2⁹ = 56661827 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56662349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28331169 + 28331170.

It is an arithmetic number, because the mean of its divisors is an integer number (28331170).

Almost surely, 2^56662339 is an apocalyptic number.

56662339 is a deficient number, since it is larger than the sum of its proper divisors (1).

56662339 is an equidigital number, since it uses as much as digits as its factorization.

56662339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 40.

The square root of 56662339 is about 7527.4390731510. The cubic root of 56662339 is about 384.0886726466.

The spelling of 56662339 in words is "fifty-six million, six hundred sixty-two thousand, three hundred thirty-nine".