2649291 has 16 divisors (see below), whose sum is σ = 3714048. Its totient is φ = 1677600.

The previous prime is 2649281. The next prime is 2649293. The reversal of 2649291 is 1929462.

2649291 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 2649291 - 2¹⁰ = 2648267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2649293) 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, 5440 + ... + 5906.

It is an arithmetic number, because the mean of its divisors is an integer number (232128).

2^2649291 is an apocalyptic number.

2649291 is a deficient number, since it is larger than the sum of its proper divisors (1064757).

2649291 is a wasteful number, since it uses less digits than its factorization.

2649291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562.

The product of its digits is 7776, while the sum is 33.

The square root of 2649291 is about 1627.6642774233. The cubic root of 2649291 is about 138.3704079593.

The spelling of 2649291 in words is "two million, six hundred forty-nine thousand, two hundred ninety-one".