239242937 has 2 divisors, whose sum is σ = 239242938. Its totient is φ = 239242936.

The previous prime is 239242891. The next prime is 239242943. The reversal of 239242937 is 739242932.

239242937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232745536 + 6497401 = 15256^2 + 2549^2 .

It is a cyclic number.

It is not a de Polignac number, because 239242937 - 2⁶ = 239242873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 239242894 and 239242903.

It is not a weakly prime, because it can be changed into another prime (239242957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119621468 + 119621469.

It is an arithmetic number, because the mean of its divisors is an integer number (119621469).

Almost surely, 2^239242937 is an apocalyptic number.

It is an amenable number.

239242937 is a deficient number, since it is larger than the sum of its proper divisors (1).

239242937 is an equidigital number, since it uses as much as digits as its factorization.

239242937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 41.

The square root of 239242937 is about 15467.4799822078. The cubic root of 239242937 is about 620.7923765883.

The spelling of 239242937 in words is "two hundred thirty-nine million, two hundred forty-two thousand, nine hundred thirty-seven".