82679555 has 8 divisors (see below), whose sum is σ = 113389152. Its totient is φ = 56694528.

The previous prime is 82679543. The next prime is 82679557. The reversal of 82679555 is 55597628.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82679555 - 2⁴ = 82679539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82679557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1181102 + ... + 1181171.

It is an arithmetic number, because the mean of its divisors is an integer number (14173644).

Almost surely, 2^82679555 is an apocalyptic number.

82679555 is a deficient number, since it is larger than the sum of its proper divisors (30709597).

82679555 is a wasteful number, since it uses less digits than its factorization.

82679555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2362285.

The product of its digits is 756000, while the sum is 47.

The square root of 82679555 is about 9092.8298675385. The cubic root of 82679555 is about 435.6449761909.

The spelling of 82679555 in words is "eighty-two million, six hundred seventy-nine thousand, five hundred fifty-five".