397714763 has 2 divisors, whose sum is σ = 397714764. Its totient is φ = 397714762.

The previous prime is 397714727. The next prime is 397714769. The reversal of 397714763 is 367417793.

It is a strong prime.

It is an emirp because it is prime and its reverse (367417793) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-397714763 is a prime.

It is not a weakly prime, because it can be changed into another prime (397714769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198857381 + 198857382.

It is an arithmetic number, because the mean of its divisors is an integer number (198857382).

Almost surely, 2^397714763 is an apocalyptic number.

397714763 is a deficient number, since it is larger than the sum of its proper divisors (1).

397714763 is an equidigital number, since it uses as much as digits as its factorization.

397714763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 666792, while the sum is 47.

The square root of 397714763 is about 19942.7872425095. The cubic root of 397714763 is about 735.4004715957.

The spelling of 397714763 in words is "three hundred ninety-seven million, seven hundred fourteen thousand, seven hundred sixty-three".