2868166 has 32 divisors (see below), whose sum is σ = 5198400. Its totient is φ = 1185408.

The previous prime is 2868163. The next prime is 2868181. The reversal of 2868166 is 6618682.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2868161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25326 + ... + 25438.

It is an arithmetic number, because the mean of its divisors is an integer number (162450).

2^2868166 is an apocalyptic number.

2868166 is a deficient number, since it is larger than the sum of its proper divisors (2330234).

2868166 is a wasteful number, since it uses less digits than its factorization.

2868166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 159 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 2868166 is about 1693.5660601228. The cubic root of 2868166 is about 142.0805930124.

The spelling of 2868166 in words is "two million, eight hundred sixty-eight thousand, one hundred sixty-six".