7698697 has 4 divisors (see below), whose sum is σ = 7705600. Its totient is φ = 7691796.

The previous prime is 7698679. The next prime is 7698703. The reversal of 7698697 is 7968967.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7698697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7698797) 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, 1353 + ... + 4150.

It is an arithmetic number, because the mean of its divisors is an integer number (1926400).

Almost surely, 2^7698697 is an apocalyptic number.

It is an amenable number.

7698697 is a deficient number, since it is larger than the sum of its proper divisors (6903).

7698697 is a wasteful number, since it uses less digits than its factorization.

7698697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6902.

The product of its digits is 1143072, while the sum is 52.

The square root of 7698697 is about 2774.6525908661. The cubic root of 7698697 is about 197.4569430253.

The spelling of 7698697 in words is "seven million, six hundred ninety-eight thousand, six hundred ninety-seven".