2594921 has 16 divisors (see below), whose sum is σ = 3129984. Its totient is φ = 2104704.

The previous prime is 2594909. The next prime is 2594923. The reversal of 2594921 is 1294952.

2594921 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 2594921 - 2¹⁰ = 2593897 is a prime.

It is a super-2 number, since 2×2594921² = 13467229992482, which contains 22 as substring.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2594923) 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, 11021 + ... + 11253.

It is an arithmetic number, because the mean of its divisors is an integer number (195624).

2^2594921 is an apocalyptic number.

It is an amenable number.

2594921 is a deficient number, since it is larger than the sum of its proper divisors (535063).

2594921 is a wasteful number, since it uses less digits than its factorization.

2594921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320.

The product of its digits is 6480, while the sum is 32.

The square root of 2594921 is about 1610.8758487233. The cubic root of 2594921 is about 137.4172902028.

The spelling of 2594921 in words is "two million, five hundred ninety-four thousand, nine hundred twenty-one".