379406239 has 2 divisors, whose sum is σ = 379406240. Its totient is φ = 379406238.

The previous prime is 379406207. The next prime is 379406281. The reversal of 379406239 is 932604973.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 379406239 - 2⁵ = 379406207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 379406195 and 379406204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (379406539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189703119 + 189703120.

It is an arithmetic number, because the mean of its divisors is an integer number (189703120).

Almost surely, 2^379406239 is an apocalyptic number.

379406239 is a deficient number, since it is larger than the sum of its proper divisors (1).

379406239 is an equidigital number, since it uses as much as digits as its factorization.

379406239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 43.

The square root of 379406239 is about 19478.3530874661. The cubic root of 379406239 is about 723.9381929625.

It can be divided in two parts, 37 and 9406239, that multiplied together give a palindrome (348030843).

The spelling of 379406239 in words is "three hundred seventy-nine million, four hundred six thousand, two hundred thirty-nine".