234249287 has 2 divisors, whose sum is σ = 234249288. Its totient is φ = 234249286.

The previous prime is 234249283. The next prime is 234249373. The reversal of 234249287 is 782942432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 234249287 - 2² = 234249283 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234249283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117124643 + 117124644.

It is an arithmetic number, because the mean of its divisors is an integer number (117124644).

Almost surely, 2^234249287 is an apocalyptic number.

234249287 is a deficient number, since it is larger than the sum of its proper divisors (1).

234249287 is an equidigital number, since it uses as much as digits as its factorization.

234249287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 41.

The square root of 234249287 is about 15305.2045723015. The cubic root of 234249287 is about 616.4427642300.

The spelling of 234249287 in words is "two hundred thirty-four million, two hundred forty-nine thousand, two hundred eighty-seven".