2692891 has 2 divisors, whose sum is σ = 2692892. Its totient is φ = 2692890.

The previous prime is 2692871. The next prime is 2692933. The reversal of 2692891 is 1982962.

2692891 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2692891 - 2⁷ = 2692763 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2692891.

It is not a weakly prime, because it can be changed into another prime (2692801) 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 as a sum of consecutive naturals, namely, 1346445 + 1346446.

It is an arithmetic number, because the mean of its divisors is an integer number (1346446).

2^2692891 is an apocalyptic number.

2692891 is a deficient number, since it is larger than the sum of its proper divisors (1).

2692891 is an equidigital number, since it uses as much as digits as its factorization.

2692891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 37.

The square root of 2692891 is about 1641.0030469198. The cubic root of 2692891 is about 139.1253462770.

It can be divided in two parts, 269 and 2891, that added together give a triangular number (3160 = T₇₉).

The spelling of 2692891 in words is "two million, six hundred ninety-two thousand, eight hundred ninety-one".