238502969 has 2 divisors, whose sum is σ = 238502970. Its totient is φ = 238502968.

The previous prime is 238502951. The next prime is 238502977. The reversal of 238502969 is 969205832.

238502969 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., 163507369 + 74995600 = 12787^2 + 8660^2 .

It is a cyclic number.

It is not a de Polignac number, because 238502969 - 2¹² = 238498873 is a prime.

It is a super-2 number, since 2×238502969² = 113767332443629922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (238502569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119251484 + 119251485.

It is an arithmetic number, because the mean of its divisors is an integer number (119251485).

Almost surely, 2^238502969 is an apocalyptic number.

It is an amenable number.

238502969 is a deficient number, since it is larger than the sum of its proper divisors (1).

238502969 is an equidigital number, since it uses as much as digits as its factorization.

238502969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 238502969 is about 15443.5413361055. The cubic root of 238502969 is about 620.1516876513.

The spelling of 238502969 in words is "two hundred thirty-eight million, five hundred two thousand, nine hundred sixty-nine".