79416791 has 4 divisors (see below), whose sum is σ = 80159112. Its totient is φ = 78674472.

The previous prime is 79416787. The next prime is 79416863. The reversal of 79416791 is 19761497.

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 79416791 - 2² = 79416787 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 (79416781) 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, 371000 + ... + 371213.

It is an arithmetic number, because the mean of its divisors is an integer number (20039778).

Almost surely, 2^79416791 is an apocalyptic number.

79416791 is a deficient number, since it is larger than the sum of its proper divisors (742321).

79416791 is a wasteful number, since it uses less digits than its factorization.

79416791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742320.

The product of its digits is 95256, while the sum is 44.

The square root of 79416791 is about 8911.6098994514. The cubic root of 79416791 is about 429.8373118105.

The spelling of 79416791 in words is "seventy-nine million, four hundred sixteen thousand, seven hundred ninety-one".