2864158 has 16 divisors (see below), whose sum is σ = 4736880. Its totient is φ = 1288000.

The previous prime is 2864153. The next prime is 2864159. The reversal of 2864158 is 8514682.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2864153) 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, 1578 + ... + 2866.

It is an arithmetic number, because the mean of its divisors is an integer number (296055).

2^2864158 is an apocalyptic number.

2864158 is a deficient number, since it is larger than the sum of its proper divisors (1872722).

2864158 is a wasteful number, since it uses less digits than its factorization.

2864158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1403.

The product of its digits is 15360, while the sum is 34.

The square root of 2864158 is about 1692.3823445073. The cubic root of 2864158 is about 142.0143806106.

It can be divided in two parts, 286 and 4158, that added together give a palindrome (4444).

The spelling of 2864158 in words is "two million, eight hundred sixty-four thousand, one hundred fifty-eight".