82861214 has 8 divisors (see below), whose sum is σ = 124514280. Its totient is φ = 41356456.

The previous prime is 82861187. The next prime is 82861217. The reversal of 82861214 is 41216828.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82861217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35669 + ... + 37920.

It is an arithmetic number, because the mean of its divisors is an integer number (15564285).

Almost surely, 2^82861214 is an apocalyptic number.

82861214 is a deficient number, since it is larger than the sum of its proper divisors (41653066).

82861214 is a wasteful number, since it uses less digits than its factorization.

82861214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74154.

The product of its digits is 6144, while the sum is 32.

The square root of 82861214 is about 9102.8135211043. The cubic root of 82861214 is about 435.9638012480.

The spelling of 82861214 in words is "eighty-two million, eight hundred sixty-one thousand, two hundred fourteen".