82867959 has 6 divisors (see below), whose sum is σ = 119698176. Its totient is φ = 55245300.

The previous prime is 82867943. The next prime is 82867997. The reversal of 82867959 is 95976828.

It is a happy number.

It is not a de Polignac number, because 82867959 - 2⁴ = 82867943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82867159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4603767 + ... + 4603784.

It is an arithmetic number, because the mean of its divisors is an integer number (19949696).

Almost surely, 2^82867959 is an apocalyptic number.

82867959 is a deficient number, since it is larger than the sum of its proper divisors (36830217).

82867959 is a wasteful number, since it uses less digits than its factorization.

82867959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9207557 (or 9207554 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 54.

The square root of 82867959 is about 9103.1840034133. The cubic root of 82867959 is about 435.9756302486.

The spelling of 82867959 in words is "eighty-two million, eight hundred sixty-seven thousand, nine hundred fifty-nine".