7697797 has 4 divisors (see below), whose sum is σ = 7731936. Its totient is φ = 7663660.

The previous prime is 7697771. The next prime is 7697803. The reversal of 7697797 is 7977967.

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 an emirpimes, since its reverse is a distinct semiprime: 7977967 = 19 ⋅419893.

It is a cyclic number.

It is not a de Polignac number, because 7697797 - 2¹¹ = 7695749 is a prime.

It is a Duffinian number.

7697797 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7697497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16729 + ... + 17182.

It is an arithmetic number, because the mean of its divisors is an integer number (1932984).

Almost surely, 2^7697797 is an apocalyptic number.

It is an amenable number.

7697797 is a deficient number, since it is larger than the sum of its proper divisors (34139).

7697797 is a wasteful number, since it uses less digits than its factorization.

7697797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34138.

The product of its digits is 1166886, while the sum is 52.

The square root of 7697797 is about 2774.4904036597. The cubic root of 7697797 is about 197.4492482957.

The spelling of 7697797 in words is "seven million, six hundred ninety-seven thousand, seven hundred ninety-seven".