79819367 has 2 divisors, whose sum is σ = 79819368. Its totient is φ = 79819366.

The previous prime is 79819331. The next prime is 79819381. The reversal of 79819367 is 76391897.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79819367 - 2¹⁶ = 79753831 is a prime.

It is a super-2 number, since 2×79819367² = 12742262696561378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79819067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39909683 + 39909684.

It is an arithmetic number, because the mean of its divisors is an integer number (39909684).

Almost surely, 2^79819367 is an apocalyptic number.

79819367 is a deficient number, since it is larger than the sum of its proper divisors (1).

79819367 is an equidigital number, since it uses as much as digits as its factorization.

79819367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 571536, while the sum is 50.

The square root of 79819367 is about 8934.1685119545. The cubic root of 79819367 is about 430.5623919503.

The spelling of 79819367 in words is "seventy-nine million, eight hundred nineteen thousand, three hundred sixty-seven".