82686914 has 16 divisors (see below), whose sum is σ = 127496376. Its totient is φ = 40195200.

The previous prime is 82686899. The next prime is 82686931. The reversal of 82686914 is 41968628.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10725625 + 71961289 = 3275^2 + 8483^2 .

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, 24404 + ... + 27584.

Almost surely, 2^82686914 is an apocalyptic number.

82686914 is a deficient number, since it is larger than the sum of its proper divisors (44809462).

82686914 is a wasteful number, since it uses less digits than its factorization.

82686914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3541.

The product of its digits is 165888, while the sum is 44.

The square root of 82686914 is about 9093.2345180359. The cubic root of 82686914 is about 435.6579008543.

The spelling of 82686914 in words is "eighty-two million, six hundred eighty-six thousand, nine hundred fourteen".