238276439 has 2 divisors, whose sum is σ = 238276440. Its totient is φ = 238276438.

The previous prime is 238276429. The next prime is 238276457. The reversal of 238276439 is 934672832.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-238276439 is a prime.

It is a super-2 number, since 2×238276439² = 113551322765041442, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 238276439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238276429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119138219 + 119138220.

It is an arithmetic number, because the mean of its divisors is an integer number (119138220).

Almost surely, 2^238276439 is an apocalyptic number.

238276439 is a deficient number, since it is larger than the sum of its proper divisors (1).

238276439 is an equidigital number, since it uses as much as digits as its factorization.

238276439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 44.

The square root of 238276439 is about 15436.2054598920. The cubic root of 238276439 is about 619.9552855370.

The spelling of 238276439 in words is "two hundred thirty-eight million, two hundred seventy-six thousand, four hundred thirty-nine".