394963 has 2 divisors, whose sum is σ = 394964. Its totient is φ = 394962.

The previous prime is 394943. The next prime is 394967. The reversal of 394963 is 369493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 394963 - 2⁵ = 394931 is a prime.

394963 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (394967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197481 + 197482.

It is an arithmetic number, because the mean of its divisors is an integer number (197482).

2³⁹⁴⁹⁶³ is an apocalyptic number.

394963 is a deficient number, since it is larger than the sum of its proper divisors (1).

394963 is an equidigital number, since it uses as much as digits as its factorization.

394963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 34.

The square root of 394963 is about 628.4608181900. The cubic root of 394963 is about 73.3700481902.

The spelling of 394963 in words is "three hundred ninety-four thousand, nine hundred sixty-three".