79677697 has 8 divisors (see below), whose sum is σ = 91496160. Its totient is φ = 68621760.

The previous prime is 79677679. The next prime is 79677707.

79677697 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 79677697 - 2⁷ = 79677569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79677097) 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 7 ways as a sum of consecutive naturals, for example, 190408 + ... + 190825.

It is an arithmetic number, because the mean of its divisors is an integer number (11437020).

Almost surely, 2^79677697 is an apocalyptic number.

It is an amenable number.

79677697 is a deficient number, since it is larger than the sum of its proper divisors (11818463).

79677697 is a wasteful number, since it uses less digits than its factorization.

79677697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381263.

The product of its digits is 7001316, while the sum is 58.

The square root of 79677697 is about 8926.2364409644. The cubic root of 79677697 is about 430.3075085390.

It can be divided in two parts, 79 and 677697, that added together give a palindrome (677776).

The spelling of 79677697 in words is "seventy-nine million, six hundred seventy-seven thousand, six hundred ninety-seven".