79934773 has 2 divisors, whose sum is σ = 79934774. Its totient is φ = 79934772.

The previous prime is 79934761. The next prime is 79934783. The reversal of 79934773 is 37743997.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77316849 + 2617924 = 8793^2 + 1618^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79934773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79934783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39967386 + 39967387.

It is an arithmetic number, because the mean of its divisors is an integer number (39967387).

Almost surely, 2^79934773 is an apocalyptic number.

It is an amenable number.

79934773 is a deficient number, since it is larger than the sum of its proper divisors (1).

79934773 is an equidigital number, since it uses as much as digits as its factorization.

79934773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1000188, while the sum is 49.

The square root of 79934773 is about 8940.6248663055. The cubic root of 79934773 is about 430.7698000720.

The spelling of 79934773 in words is "seventy-nine million, nine hundred thirty-four thousand, seven hundred seventy-three".