238194833 has 2 divisors, whose sum is σ = 238194834. Its totient is φ = 238194832.

The previous prime is 238194829. The next prime is 238194967. The reversal of 238194833 is 338491832.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218684944 + 19509889 = 14788^2 + 4417^2 .

It is a cyclic number.

It is not a de Polignac number, because 238194833 - 2² = 238194829 is a prime.

It is not a weakly prime, because it can be changed into another prime (238194823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119097416 + 119097417.

It is an arithmetic number, because the mean of its divisors is an integer number (119097417).

Almost surely, 2^238194833 is an apocalyptic number.

It is an amenable number.

238194833 is a deficient number, since it is larger than the sum of its proper divisors (1).

238194833 is an equidigital number, since it uses as much as digits as its factorization.

238194833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 41.

The square root of 238194833 is about 15433.5619025551. The cubic root of 238194833 is about 619.8845024191.

The spelling of 238194833 in words is "two hundred thirty-eight million, one hundred ninety-four thousand, eight hundred thirty-three".