2534691 has 4 divisors (see below), whose sum is σ = 3379592. Its totient is φ = 1689792.

The previous prime is 2534689. The next prime is 2534713. The reversal of 2534691 is 1964352.

2534691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2534691 - 2¹ = 2534689 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2534621) 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 3 ways as a sum of consecutive naturals, for example, 422446 + ... + 422451.

It is an arithmetic number, because the mean of its divisors is an integer number (844898).

2^2534691 is an apocalyptic number.

2534691 is a deficient number, since it is larger than the sum of its proper divisors (844901).

2534691 is an equidigital number, since it uses as much as digits as its factorization.

2534691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844900.

The product of its digits is 6480, while the sum is 30.

The square root of 2534691 is about 1592.0712923736. The cubic root of 2534691 is about 136.3457716799.

It can be divided in two parts, 25 and 34691, that added together give a triangular number (34716 = T₂₆₃).

The spelling of 2534691 in words is "two million, five hundred thirty-four thousand, six hundred ninety-one".