7699665 has 8 divisors (see below), whose sum is σ = 12319488. Its totient is φ = 4106480.

The previous prime is 7699649. The next prime is 7699673. The reversal of 7699665 is 5669967.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7699665 - 2⁴ = 7699649 is a prime.

It is a super-2 number, since 2×7699665² = 118569682224450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256641 + ... + 256670.

It is an arithmetic number, because the mean of its divisors is an integer number (1539936).

Almost surely, 2^7699665 is an apocalyptic number.

It is an amenable number.

7699665 is a deficient number, since it is larger than the sum of its proper divisors (4619823).

7699665 is a wasteful number, since it uses less digits than its factorization.

7699665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513319.

The product of its digits is 612360, while the sum is 48.

The square root of 7699665 is about 2774.8270216358. The cubic root of 7699665 is about 197.4652184651.

The spelling of 7699665 in words is "seven million, six hundred ninety-nine thousand, six hundred sixty-five".