82531677 has 8 divisors (see below), whose sum is σ = 110846016. Its totient is φ = 54619232.

The previous prime is 82531661. The next prime is 82531679. The reversal of 82531677 is 77613528.

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 82531677 - 2⁴ = 82531661 is a prime.

It is a super-2 number, since 2×82531677² = 13622955416864658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82531679) 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, 99993 + ... + 100814.

It is an arithmetic number, because the mean of its divisors is an integer number (13855752).

Almost surely, 2^82531677 is an apocalyptic number.

It is an amenable number.

82531677 is a deficient number, since it is larger than the sum of its proper divisors (28314339).

82531677 is a wasteful number, since it uses less digits than its factorization.

82531677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200947.

The product of its digits is 70560, while the sum is 39.

The square root of 82531677 is about 9084.6946563987. The cubic root of 82531677 is about 435.3850943136.

The spelling of 82531677 in words is "eighty-two million, five hundred thirty-one thousand, six hundred seventy-seven".