390314927 has 2 divisors, whose sum is σ = 390314928. Its totient is φ = 390314926.

The previous prime is 390314909. The next prime is 390314941. The reversal of 390314927 is 729413093.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 390314927 - 2⁶ = 390314863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (390314987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195157463 + 195157464.

It is an arithmetic number, because the mean of its divisors is an integer number (195157464).

Almost surely, 2^390314927 is an apocalyptic number.

390314927 is a deficient number, since it is larger than the sum of its proper divisors (1).

390314927 is an equidigital number, since it uses as much as digits as its factorization.

390314927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 390314927 is about 19756.3895233922. The cubic root of 390314927 is about 730.8109627759.

The spelling of 390314927 in words is "three hundred ninety million, three hundred fourteen thousand, nine hundred twenty-seven".