394895467 has 2 divisors, whose sum is σ = 394895468. Its totient is φ = 394895466.

The previous prime is 394895461. The next prime is 394895489. The reversal of 394895467 is 764598493.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-394895467 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (394895461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197447733 + 197447734.

It is an arithmetic number, because the mean of its divisors is an integer number (197447734).

Almost surely, 2^394895467 is an apocalyptic number.

394895467 is a deficient number, since it is larger than the sum of its proper divisors (1).

394895467 is an equidigital number, since it uses as much as digits as its factorization.

394895467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 55.

The square root of 394895467 is about 19871.9769273215. The cubic root of 394895467 is about 733.6586621039.

The spelling of 394895467 in words is "three hundred ninety-four million, eight hundred ninety-five thousand, four hundred sixty-seven".