395710697 has 4 divisors (see below), whose sum is σ = 395759316. Its totient is φ = 395662080.

The previous prime is 395710687. The next prime is 395710703. The reversal of 395710697 is 796017593.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 206813161 + 188897536 = 14381^2 + 13744^2 .

It is a cyclic number.

It is not a de Polignac number, because 395710697 - 2⁴ = 395710681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (395710687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8804 + ... + 29477.

It is an arithmetic number, because the mean of its divisors is an integer number (98939829).

Almost surely, 2^395710697 is an apocalyptic number.

It is an amenable number.

395710697 is a deficient number, since it is larger than the sum of its proper divisors (48619).

395710697 is a wasteful number, since it uses less digits than its factorization.

395710697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48618.

The product of its (nonzero) digits is 357210, while the sum is 47.

The square root of 395710697 is about 19892.4784026526. The cubic root of 395710697 is about 734.1631748974.

The spelling of 395710697 in words is "three hundred ninety-five million, seven hundred ten thousand, six hundred ninety-seven".