2086278 has 16 divisors (see below), whose sum is σ = 4187136. Its totient is φ = 693000.

The previous prime is 2086277. The next prime is 2086303. The reversal of 2086278 is 8726802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2086277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2403 + ... + 3153.

It is an arithmetic number, because the mean of its divisors is an integer number (261696).

2^2086278 is an apocalyptic number.

2086278 is an abundant number, since it is smaller than the sum of its proper divisors (2100858).

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

2086278 is a wasteful number, since it uses less digits than its factorization.

2086278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 2086278 is about 1444.3953752349. The cubic root of 2086278 is about 127.7783844262.

The spelling of 2086278 in words is "two million, eighty-six thousand, two hundred seventy-eight".