2766858 has 8 divisors (see below), whose sum is σ = 5533728. Its totient is φ = 922284.

The previous prime is 2766821. The next prime is 2766859. The reversal of 2766858 is 8586672.

It is a sphenic number, since it is the product of 3 distinct primes.

2766858 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2766859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230566 + ... + 230577.

It is an arithmetic number, because the mean of its divisors is an integer number (691716).

2^2766858 is an apocalyptic number.

2766858 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2766858 is a wasteful number, since it uses less digits than its factorization.

2766858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461148.

The product of its digits is 161280, while the sum is 42.

The square root of 2766858 is about 1663.3875074678. The cubic root of 2766858 is about 140.3876670363.

The spelling of 2766858 in words is "two million, seven hundred sixty-six thousand, eight hundred fifty-eight".