82142694 has 32 divisors (see below), whose sum is σ = 184358880. Its totient is φ = 27108000.

The previous prime is 82142689. The next prime is 82142717. The reversal of 82142694 is 49624128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2077 + ... + 12984.

It is an arithmetic number, because the mean of its divisors is an integer number (5761215).

Almost surely, 2^82142694 is an apocalyptic number.

82142694 is an abundant number, since it is smaller than the sum of its proper divisors (102216186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82142694 is a wasteful number, since it uses less digits than its factorization.

82142694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15173 (or 15167 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 82142694 is about 9063.2606715243. The cubic root of 82142694 is about 434.7000071918.

The spelling of 82142694 in words is "eighty-two million, one hundred forty-two thousand, six hundred ninety-four".