7668497 has 4 divisors (see below), whose sum is σ = 7776576. Its totient is φ = 7560420.

The previous prime is 7668481. The next prime is 7668527. The reversal of 7668497 is 7948667.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 7668497 - 2⁴ = 7668481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7668467) 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, 53933 + ... + 54074.

It is an arithmetic number, because the mean of its divisors is an integer number (1944144).

Almost surely, 2^7668497 is an apocalyptic number.

It is an amenable number.

7668497 is a deficient number, since it is larger than the sum of its proper divisors (108079).

7668497 is a wasteful number, since it uses less digits than its factorization.

7668497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108078.

The product of its digits is 508032, while the sum is 47.

The square root of 7668497 is about 2769.2051206077. The cubic root of 7668497 is about 197.1984138187.

The spelling of 7668497 in words is "seven million, six hundred sixty-eight thousand, four hundred ninety-seven".