56330237 has 2 divisors, whose sum is σ = 56330238. Its totient is φ = 56330236.

The previous prime is 56330233. The next prime is 56330273. The reversal of 56330237 is 73203365.

Together with next prime (56330273) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41229241 + 15100996 = 6421^2 + 3886^2 .

It is a cyclic number.

It is not a de Polignac number, because 56330237 - 2² = 56330233 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56330233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28165118 + 28165119.

It is an arithmetic number, because the mean of its divisors is an integer number (28165119).

Almost surely, 2^56330237 is an apocalyptic number.

It is an amenable number.

56330237 is a deficient number, since it is larger than the sum of its proper divisors (1).

56330237 is an equidigital number, since it uses as much as digits as its factorization.

56330237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 56330237 is about 7505.3472271441. The cubic root of 56330237 is about 383.3368114786.

The spelling of 56330237 in words is "fifty-six million, three hundred thirty thousand, two hundred thirty-seven".