232916639 has 2 divisors, whose sum is σ = 232916640. Its totient is φ = 232916638.

The previous prime is 232916633. The next prime is 232916657. The reversal of 232916639 is 936619232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 232916639 - 2⁴ = 232916623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232916596 and 232916605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232916633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116458319 + 116458320.

It is an arithmetic number, because the mean of its divisors is an integer number (116458320).

Almost surely, 2^232916639 is an apocalyptic number.

232916639 is a deficient number, since it is larger than the sum of its proper divisors (1).

232916639 is an equidigital number, since it uses as much as digits as its factorization.

232916639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 41.

The square root of 232916639 is about 15261.6066978546. The cubic root of 232916639 is about 615.2715561061.

The spelling of 232916639 in words is "two hundred thirty-two million, nine hundred sixteen thousand, six hundred thirty-nine".