234202889 has 2 divisors, whose sum is σ = 234202890. Its totient is φ = 234202888.

The previous prime is 234202879. The next prime is 234202909. The reversal of 234202889 is 988202432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225600400 + 8602489 = 15020^2 + 2933^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234202889 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (234202849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117101444 + 117101445.

It is an arithmetic number, because the mean of its divisors is an integer number (117101445).

Almost surely, 2^234202889 is an apocalyptic number.

It is an amenable number.

234202889 is a deficient number, since it is larger than the sum of its proper divisors (1).

234202889 is an equidigital number, since it uses as much as digits as its factorization.

234202889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 234202889 is about 15303.6887383402. The cubic root of 234202889 is about 616.4020617227.

The spelling of 234202889 in words is "two hundred thirty-four million, two hundred two thousand, eight hundred eighty-nine".