396481763 has 2 divisors, whose sum is σ = 396481764. Its totient is φ = 396481762.

The previous prime is 396481747. The next prime is 396481807. The reversal of 396481763 is 367184693.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 396481763 - 2⁴ = 396481747 is a prime.

It is not a weakly prime, because it can be changed into another prime (396481703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198240881 + 198240882.

It is an arithmetic number, because the mean of its divisors is an integer number (198240882).

Almost surely, 2^396481763 is an apocalyptic number.

396481763 is a deficient number, since it is larger than the sum of its proper divisors (1).

396481763 is an equidigital number, since it uses as much as digits as its factorization.

396481763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 47.

The square root of 396481763 is about 19911.8498136160. The cubic root of 396481763 is about 734.6397191496.

The spelling of 396481763 in words is "three hundred ninety-six million, four hundred eighty-one thousand, seven hundred sixty-three".