82667673 has 24 divisors (see below), whose sum is σ = 132481440. Its totient is φ = 49248960.

The previous prime is 82667659. The next prime is 82667677. The reversal of 82667673 is 37676628.

It is not a de Polignac number, because 82667673 - 2⁹ = 82667161 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (82667677) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1236 + ... + 12917.

It is an arithmetic number, because the mean of its divisors is an integer number (5520060).

Almost surely, 2^82667673 is an apocalyptic number.

It is an amenable number.

82667673 is a deficient number, since it is larger than the sum of its proper divisors (49813767).

82667673 is a wasteful number, since it uses less digits than its factorization.

82667673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14229 (or 14226 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 82667673 is about 9092.1764721105. The cubic root of 82667673 is about 435.6241061318.

The spelling of 82667673 in words is "eighty-two million, six hundred sixty-seven thousand, six hundred seventy-three".