238084933 has 2 divisors, whose sum is σ = 238084934. Its totient is φ = 238084932.

The previous prime is 238084859. The next prime is 238084943. The reversal of 238084933 is 339480832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134513604 + 103571329 = 11598^2 + 10177^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-238084933 is a prime.

It is a super-2 number, since 2×238084933² = 113368870643228978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238084943) 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, 119042466 + 119042467.

It is an arithmetic number, because the mean of its divisors is an integer number (119042467).

Almost surely, 2^238084933 is an apocalyptic number.

It is an amenable number.

238084933 is a deficient number, since it is larger than the sum of its proper divisors (1).

238084933 is an equidigital number, since it uses as much as digits as its factorization.

238084933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 238084933 is about 15430.0010693454. The cubic root of 238084933 is about 619.7891522023.

The spelling of 238084933 in words is "two hundred thirty-eight million, eighty-four thousand, nine hundred thirty-three".