238194967 has 2 divisors, whose sum is σ = 238194968. Its totient is φ = 238194966.

The previous prime is 238194833. The next prime is 238195031. The reversal of 238194967 is 769491832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 238194967 - 2¹¹ = 238192919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 238194967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238194367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119097483 + 119097484.

It is an arithmetic number, because the mean of its divisors is an integer number (119097484).

Almost surely, 2^238194967 is an apocalyptic number.

238194967 is a deficient number, since it is larger than the sum of its proper divisors (1).

238194967 is an equidigital number, since it uses as much as digits as its factorization.

238194967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 49.

The square root of 238194967 is about 15433.5662437429. The cubic root of 238194967 is about 619.8846186608.

The spelling of 238194967 in words is "two hundred thirty-eight million, one hundred ninety-four thousand, nine hundred sixty-seven".