239976329 has 2 divisors, whose sum is σ = 239976330. Its totient is φ = 239976328.

The previous prime is 239976299. The next prime is 239976337. The reversal of 239976329 is 923679932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190302025 + 49674304 = 13795^2 + 7048^2 .

It is a cyclic number.

It is not a de Polignac number, because 239976329 - 2²⁴ = 223199113 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (239976349) 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, 119988164 + 119988165.

It is an arithmetic number, because the mean of its divisors is an integer number (119988165).

Almost surely, 2^239976329 is an apocalyptic number.

It is an amenable number.

239976329 is a deficient number, since it is larger than the sum of its proper divisors (1).

239976329 is an equidigital number, since it uses as much as digits as its factorization.

239976329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1102248, while the sum is 50.

The square root of 239976329 is about 15491.1693877512. The cubic root of 239976329 is about 621.4260696022.

The spelling of 239976329 in words is "two hundred thirty-nine million, nine hundred seventy-six thousand, three hundred twenty-nine".