246242239 has 2 divisors, whose sum is σ = 246242240. Its totient is φ = 246242238.

The previous prime is 246242189. The next prime is 246242257. The reversal of 246242239 is 932242642.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 246242239 - 2¹³ = 246234047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (246242039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123121119 + 123121120.

It is an arithmetic number, because the mean of its divisors is an integer number (123121120).

Almost surely, 2^246242239 is an apocalyptic number.

246242239 is a deficient number, since it is larger than the sum of its proper divisors (1).

246242239 is an equidigital number, since it uses as much as digits as its factorization.

246242239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 34.

The square root of 246242239 is about 15692.1075385048. The cubic root of 246242239 is about 626.7882558259.

The spelling of 246242239 in words is "two hundred forty-six million, two hundred forty-two thousand, two hundred thirty-nine".