82645862 has 16 divisors (see below), whose sum is σ = 133654752. Its totient is φ = 38101440.

The previous prime is 82645859. The next prime is 82645879. The reversal of 82645862 is 26854628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43823 + ... + 45669.

It is an arithmetic number, because the mean of its divisors is an integer number (8353422).

Almost surely, 2^82645862 is an apocalyptic number.

82645862 is a deficient number, since it is larger than the sum of its proper divisors (51008890).

82645862 is a wasteful number, since it uses less digits than its factorization.

82645862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3583.

The product of its digits is 184320, while the sum is 41.

The square root of 82645862 is about 9090.9769552012. The cubic root of 82645862 is about 435.5857911421.

The spelling of 82645862 in words is "eighty-two million, six hundred forty-five thousand, eight hundred sixty-two".