2866622 has 16 divisors (see below), whose sum is σ = 4719600. Its totient is φ = 1295040.

The previous prime is 2866613. The next prime is 2866627. The reversal of 2866622 is 2266682.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2866627) 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, 4754 + ... + 5322.

It is an arithmetic number, because the mean of its divisors is an integer number (294975).

2^2866622 is an apocalyptic number.

2866622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2866622 is a deficient number, since it is larger than the sum of its proper divisors (1852978).

2866622 is a wasteful number, since it uses less digits than its factorization.

2866622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811.

The product of its digits is 13824, while the sum is 32.

The square root of 2866622 is about 1693.1101558965. The cubic root of 2866622 is about 142.0550933480.

The spelling of 2866622 in words is "two million, eight hundred sixty-six thousand, six hundred twenty-two".