2134686 has 16 divisors (see below), whose sum is σ = 4330368. Its totient is φ = 701400.

The previous prime is 2134637. The next prime is 2134697. The reversal of 2134686 is 6864312.

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, 2080 + ... + 2931.

It is an arithmetic number, because the mean of its divisors is an integer number (270648).

2^2134686 is an apocalyptic number.

2134686 is an abundant number, since it is smaller than the sum of its proper divisors (2195682).

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

2134686 is a wasteful number, since it uses less digits than its factorization.

2134686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5087.

The product of its digits is 6912, while the sum is 30.

The square root of 2134686 is about 1461.0564670813. The cubic root of 2134686 is about 128.7591202262.

Adding to 2134686 its reverse (6864312), we get a palindrome (8998998).

The spelling of 2134686 in words is "two million, one hundred thirty-four thousand, six hundred eighty-six".