233090939 has 2 divisors, whose sum is σ = 233090940. Its totient is φ = 233090938.

The previous prime is 233090933. The next prime is 233090987. The reversal of 233090939 is 939090332.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233090939 is a prime.

It is not a weakly prime, because it can be changed into another prime (233090933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116545469 + 116545470.

It is an arithmetic number, because the mean of its divisors is an integer number (116545470).

Almost surely, 2^233090939 is an apocalyptic number.

233090939 is a deficient number, since it is larger than the sum of its proper divisors (1).

233090939 is an equidigital number, since it uses as much as digits as its factorization.

233090939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39366, while the sum is 38.

The square root of 233090939 is about 15267.3160378634. The cubic root of 233090939 is about 615.4249945391.

The spelling of 233090939 in words is "two hundred thirty-three million, ninety thousand, nine hundred thirty-nine".