82670127 has 4 divisors (see below), whose sum is σ = 110226840. Its totient is φ = 55113416.

The previous prime is 82670059. The next prime is 82670143. The reversal of 82670127 is 72107628.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82670127 - 2⁷ = 82669999 is a prime.

It is a super-2 number, since 2×82670127² = 13668699796392258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82670527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13778352 + ... + 13778357.

It is an arithmetic number, because the mean of its divisors is an integer number (27556710).

Almost surely, 2^82670127 is an apocalyptic number.

82670127 is a deficient number, since it is larger than the sum of its proper divisors (27556713).

82670127 is a wasteful number, since it uses less digits than its factorization.

82670127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27556712.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 82670127 is about 9092.3114222952. The cubic root of 82670127 is about 435.6284166074.

The spelling of 82670127 in words is "eighty-two million, six hundred seventy thousand, one hundred twenty-seven".