2758091 has 16 divisors (see below), whose sum is σ = 3385344. Its totient is φ = 2195424.

The previous prime is 2758087. The next prime is 2758099. The reversal of 2758091 is 1908572.

2758091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2758091 - 2² = 2758087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2758099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5726 + ... + 6188.

It is an arithmetic number, because the mean of its divisors is an integer number (211584).

2^2758091 is an apocalyptic number.

2758091 is a deficient number, since it is larger than the sum of its proper divisors (627253).

2758091 is a wasteful number, since it uses less digits than its factorization.

2758091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 2758091 is about 1660.7501317176. The cubic root of 2758091 is about 140.2392338184.

The spelling of 2758091 in words is "two million, seven hundred fifty-eight thousand, ninety-one".