82626887 has 12 divisors (see below), whose sum is σ = 99433080. Its totient is φ = 68379696.

The previous prime is 82626871. The next prime is 82626913. The reversal of 82626887 is 78862628.

It is not a de Polignac number, because 82626887 - 2⁴ = 82626871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82626827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27653 + ... + 30494.

It is an arithmetic number, because the mean of its divisors is an integer number (8286090).

Almost surely, 2^82626887 is an apocalyptic number.

82626887 is a deficient number, since it is larger than the sum of its proper divisors (16806193).

82626887 is a wasteful number, since it uses less digits than its factorization.

82626887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58190 (or 58183 counting only the distinct ones).

The product of its digits is 516096, while the sum is 47.

The square root of 82626887 is about 9089.9332780830. The cubic root of 82626887 is about 435.5524526187.

The spelling of 82626887 in words is "eighty-two million, six hundred twenty-six thousand, eight hundred eighty-seven".