239394377 has 2 divisors, whose sum is σ = 239394378. Its totient is φ = 239394376.

The previous prime is 239394361. The next prime is 239394443. The reversal of 239394377 is 773493932.

239394377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 239135296 + 259081 = 15464^2 + 509^2 .

It is a cyclic number.

It is not a de Polignac number, because 239394377 - 2⁴ = 239394361 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (239394577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119697188 + 119697189.

It is an arithmetic number, because the mean of its divisors is an integer number (119697189).

Almost surely, 2^239394377 is an apocalyptic number.

It is an amenable number.

239394377 is a deficient number, since it is larger than the sum of its proper divisors (1).

239394377 is an equidigital number, since it uses as much as digits as its factorization.

239394377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 857304, while the sum is 47.

The square root of 239394377 is about 15472.3746399834. The cubic root of 239394377 is about 620.9233354776.

The spelling of 239394377 in words is "two hundred thirty-nine million, three hundred ninety-four thousand, three hundred seventy-seven".