2102286 has 8 divisors (see below), whose sum is σ = 4204584. Its totient is φ = 700760.

The previous prime is 2102279. The next prime is 2102291. The reversal of 2102286 is 6822012.

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

2102286 is an admirable number.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175185 + ... + 175196.

It is an arithmetic number, because the mean of its divisors is an integer number (525573).

2^2102286 is an apocalyptic number.

2102286 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2102286 is a wasteful number, since it uses less digits than its factorization.

2102286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350386.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 2102286 is about 1449.9262050187. The cubic root of 2102286 is about 128.1043663779.

Adding to 2102286 its reverse (6822012), we get a palindrome (8924298).

The spelling of 2102286 in words is "two million, one hundred two thousand, two hundred eighty-six".