240929879 has 2 divisors, whose sum is σ = 240929880. Its totient is φ = 240929878.

The previous prime is 240929837. The next prime is 240929881. The reversal of 240929879 is 978929042.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240929879 is a prime.

It is a Sophie Germain prime.

Together with 240929881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240922879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120464939 + 120464940.

It is an arithmetic number, because the mean of its divisors is an integer number (120464940).

Almost surely, 2^240929879 is an apocalyptic number.

240929879 is a deficient number, since it is larger than the sum of its proper divisors (1).

240929879 is an equidigital number, since it uses as much as digits as its factorization.

240929879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 240929879 is about 15521.9160866177. The cubic root of 240929879 is about 622.2480641561.

The spelling of 240929879 in words is "two hundred forty million, nine hundred twenty-nine thousand, eight hundred seventy-nine".