83206679 has 2 divisors, whose sum is σ = 83206680. Its totient is φ = 83206678.

The previous prime is 83206649. The next prime is 83206699. The reversal of 83206679 is 97660238.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83206679 - 2¹² = 83202583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83206609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41603339 + 41603340.

It is an arithmetic number, because the mean of its divisors is an integer number (41603340).

Almost surely, 2^83206679 is an apocalyptic number.

83206679 is a deficient number, since it is larger than the sum of its proper divisors (1).

83206679 is an equidigital number, since it uses as much as digits as its factorization.

83206679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 83206679 is about 9121.7695103527. The cubic root of 83206679 is about 436.5688346636.

The spelling of 83206679 in words is "eighty-three million, two hundred six thousand, six hundred seventy-nine".