7966697 has 4 divisors (see below), whose sum is σ = 8078976. Its totient is φ = 7854420.

The previous prime is 7966691. The next prime is 7966703.

It is a happy number.

7966697 is nontrivially palindromic in base 10.

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.

It is an interprime number because it is at equal distance from previous prime (7966691) and next prime (7966703).

It is a cyclic number.

It is not a de Polignac number, because 7966697 - 2⁶ = 7966633 is a prime.

It is a super-2 number, since 2×7966697² = 126936522179618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7966691) 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, 56033 + ... + 56174.

It is an arithmetic number, because the mean of its divisors is an integer number (2019744).

Almost surely, 2^7966697 is an apocalyptic number.

It is an amenable number.

7966697 is a deficient number, since it is larger than the sum of its proper divisors (112279).

7966697 is a wasteful number, since it uses less digits than its factorization.

7966697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112278.

The product of its digits is 857304, while the sum is 50.

The square root of 7966697 is about 2822.5337907632. The cubic root of 7966697 is about 199.7220890063.

The spelling of 7966697 in words is "seven million, nine hundred sixty-six thousand, six hundred ninety-seven".