79369841 has 2 divisors, whose sum is σ = 79369842. Its totient is φ = 79369840.

The previous prime is 79369831. The next prime is 79369861. The reversal of 79369841 is 14896397.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69889600 + 9480241 = 8360^2 + 3079^2 .

It is an emirp because it is prime and its reverse (14896397) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 79369841 - 2⁶ = 79369777 is a prime.

It is not a weakly prime, because it can be changed into another prime (79369831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39684920 + 39684921.

It is an arithmetic number, because the mean of its divisors is an integer number (39684921).

Almost surely, 2^79369841 is an apocalyptic number.

It is an amenable number.

79369841 is a deficient number, since it is larger than the sum of its proper divisors (1).

79369841 is an equidigital number, since it uses as much as digits as its factorization.

79369841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 47.

The square root of 79369841 is about 8908.9753058362. The cubic root of 79369841 is about 429.7525906841.

The spelling of 79369841 in words is "seventy-nine million, three hundred sixty-nine thousand, eight hundred forty-one".