79682099 has 4 divisors (see below), whose sum is σ = 91065264. Its totient is φ = 68298936.

The previous prime is 79682089. The next prime is 79682107. The reversal of 79682099 is 99028697.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 79682099 - 2²⁰ = 78633523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79682089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5691572 + ... + 5691585.

It is an arithmetic number, because the mean of its divisors is an integer number (22766316).

Almost surely, 2^79682099 is an apocalyptic number.

79682099 is a deficient number, since it is larger than the sum of its proper divisors (11383165).

79682099 is a wasteful number, since it uses less digits than its factorization.

79682099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11383164.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 79682099 is about 8926.4830140431. The cubic root of 79682099 is about 430.3154328760.

The spelling of 79682099 in words is "seventy-nine million, six hundred eighty-two thousand, ninety-nine".