397763 has 2 divisors, whose sum is σ = 397764. Its totient is φ = 397762.

The previous prime is 397759. The next prime is 397799. The reversal of 397763 is 367793.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 397763 - 2² = 397759 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 3⁴ + 9 + 7 + 7⁶ + 6⁷ + 3⁴ .

It is not a weakly prime, because it can be changed into another prime (397723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198881 + 198882.

It is an arithmetic number, because the mean of its divisors is an integer number (198882).

2³⁹⁷⁷⁶³ is an apocalyptic number.

397763 is a deficient number, since it is larger than the sum of its proper divisors (1).

397763 is an equidigital number, since it uses as much as digits as its factorization.

397763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23814, while the sum is 35.

The square root of 397763 is about 630.6845487246. The cubic root of 397763 is about 73.5430201511.

The spelling of 397763 in words is "three hundred ninety-seven thousand, seven hundred sixty-three".