232640263 has 2 divisors, whose sum is σ = 232640264. Its totient is φ = 232640262.

The previous prime is 232640249. The next prime is 232640297. The reversal of 232640263 is 362046232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 232640263 - 2⁹ = 232639751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232640203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116320131 + 116320132.

It is an arithmetic number, because the mean of its divisors is an integer number (116320132).

Almost surely, 2^232640263 is an apocalyptic number.

232640263 is a deficient number, since it is larger than the sum of its proper divisors (1).

232640263 is an equidigital number, since it uses as much as digits as its factorization.

232640263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 232640263 is about 15252.5493934621. The cubic root of 232640263 is about 615.0281019172.

Adding to 232640263 its reverse (362046232), we get a palindrome (594686495).

It can be divided in two parts, 232640 and 263, that added together give a triangular number (232903 = T₆₈₂).

The spelling of 232640263 in words is "two hundred thirty-two million, six hundred forty thousand, two hundred sixty-three".