2766091 has 8 divisors (see below), whose sum is σ = 2848320. Its totient is φ = 2684928.

The previous prime is 2766059. The next prime is 2766109. The reversal of 2766091 is 1906672.

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

It is a cyclic number.

It is not a de Polignac number, because 2766091 - 2⁵ = 2766059 is a prime.

It is a Duffinian number.

2766091 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2766691) 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, 10635 + ... + 10891.

It is an arithmetic number, because the mean of its divisors is an integer number (356040).

2^2766091 is an apocalyptic number.

2766091 is a deficient number, since it is larger than the sum of its proper divisors (82229).

2766091 is a wasteful number, since it uses less digits than its factorization.

2766091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 2766091 is about 1663.1569378745. The cubic root of 2766091 is about 140.3746935609.

The spelling of 2766091 in words is "two million, seven hundred sixty-six thousand, ninety-one".