79106773 has 4 divisors (see below), whose sum is σ = 79224300. Its totient is φ = 78989248.

The previous prime is 79106771. The next prime is 79106779. The reversal of 79106773 is 37760197.

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

It can be written as a sum of positive squares in 2 ways, for example, as 74684164 + 4422609 = 8642^2 + 2103^2 .

It is a cyclic number.

It is not a de Polignac number, because 79106773 - 2¹ = 79106771 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 (79106771) 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, 57748 + ... + 59101.

It is an arithmetic number, because the mean of its divisors is an integer number (19806075).

Almost surely, 2^79106773 is an apocalyptic number.

It is an amenable number.

79106773 is a deficient number, since it is larger than the sum of its proper divisors (117527).

79106773 is a wasteful number, since it uses less digits than its factorization.

79106773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117526.

The product of its (nonzero) digits is 55566, while the sum is 40.

The square root of 79106773 is about 8894.1988396932. The cubic root of 79106773 is about 429.2772661863.

The spelling of 79106773 in words is "seventy-nine million, one hundred six thousand, seven hundred seventy-three".