2986858 has 16 divisors (see below), whose sum is σ = 5151744. Its totient is φ = 1272240.

The previous prime is 2986829. The next prime is 2986859. The reversal of 2986858 is 8586892.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2986859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2116 + ... + 3232.

It is an arithmetic number, because the mean of its divisors is an integer number (321984).

2^2986858 is an apocalyptic number.

2986858 is a deficient number, since it is larger than the sum of its proper divisors (2164886).

2986858 is a wasteful number, since it uses less digits than its factorization.

2986858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317.

The product of its digits is 276480, while the sum is 46.

The square root of 2986858 is about 1728.2528750157. The cubic root of 2986858 is about 144.0140482694.

It can be divided in two parts, 2986 and 858, that added together give a square (3844 = 62²).

The spelling of 2986858 in words is "two million, nine hundred eighty-six thousand, eight hundred fifty-eight".