230646623 has 2 divisors, whose sum is σ = 230646624. Its totient is φ = 230646622.

The previous prime is 230646617. The next prime is 230646677. The reversal of 230646623 is 326646032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 230646623 - 2¹⁰ = 230645599 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230646623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230646613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115323311 + 115323312.

It is an arithmetic number, because the mean of its divisors is an integer number (115323312).

Almost surely, 2^230646623 is an apocalyptic number.

230646623 is a deficient number, since it is larger than the sum of its proper divisors (1).

230646623 is an equidigital number, since it uses as much as digits as its factorization.

230646623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 230646623 is about 15187.0544543700. The cubic root of 230646623 is about 613.2662057979.

The spelling of 230646623 in words is "two hundred thirty million, six hundred forty-six thousand, six hundred twenty-three".