79700797 has 8 divisors (see below), whose sum is σ = 87064992. Its totient is φ = 72356400.

The previous prime is 79700791. The next prime is 79700813.

79700797 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 79700797 - 2¹⁹ = 79176509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79700791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4222 + ... + 13312.

It is an arithmetic number, because the mean of its divisors is an integer number (10883124).

Almost surely, 2^79700797 is an apocalyptic number.

It is an amenable number.

79700797 is a deficient number, since it is larger than the sum of its proper divisors (7364195).

79700797 is a wasteful number, since it uses less digits than its factorization.

79700797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9899.

The product of its (nonzero) digits is 194481, while the sum is 46.

The square root of 79700797 is about 8927.5302855829. The cubic root of 79700797 is about 430.3490891543.

It can be divided in two parts, 79700 and 797, that multiplied together give a square (63520900 = 7970²).

The spelling of 79700797 in words is "seventy-nine million, seven hundred thousand, seven hundred ninety-seven".