390475067 has 2 divisors, whose sum is σ = 390475068. Its totient is φ = 390475066.

The previous prime is 390475049. The next prime is 390475069. The reversal of 390475067 is 760574093.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 390475067 - 2¹⁰ = 390474043 is a prime.

Together with 390475069, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (390475069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195237533 + 195237534.

It is an arithmetic number, because the mean of its divisors is an integer number (195237534).

Almost surely, 2^390475067 is an apocalyptic number.

390475067 is a deficient number, since it is larger than the sum of its proper divisors (1).

390475067 is an equidigital number, since it uses as much as digits as its factorization.

390475067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 390475067 is about 19760.4419738021. The cubic root of 390475067 is about 730.9108958109.

The spelling of 390475067 in words is "three hundred ninety million, four hundred seventy-five thousand, sixty-seven".