82679357 has 2 divisors, whose sum is σ = 82679358. Its totient is φ = 82679356.

The previous prime is 82679353. The next prime is 82679369. The reversal of 82679357 is 75397628.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66406201 + 16273156 = 8149^2 + 4034^2 .

It is a cyclic number.

It is not a de Polignac number, because 82679357 - 2² = 82679353 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82679353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41339678 + 41339679.

It is an arithmetic number, because the mean of its divisors is an integer number (41339679).

Almost surely, 2^82679357 is an apocalyptic number.

It is an amenable number.

82679357 is a deficient number, since it is larger than the sum of its proper divisors (1).

82679357 is an equidigital number, since it uses as much as digits as its factorization.

82679357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 47.

The square root of 82679357 is about 9092.8189798324. The cubic root of 82679357 is about 435.6446284315.

The spelling of 82679357 in words is "eighty-two million, six hundred seventy-nine thousand, three hundred fifty-seven".