2589897 has 4 divisors (see below), whose sum is σ = 3453200. Its totient is φ = 1726596.

The previous prime is 2589893. The next prime is 2589913. The reversal of 2589897 is 7989852.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2589897 - 2² = 2589893 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

2589897 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2589893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431647 + ... + 431652.

It is an arithmetic number, because the mean of its divisors is an integer number (863300).

2^2589897 is an apocalyptic number.

It is an amenable number.

2589897 is a deficient number, since it is larger than the sum of its proper divisors (863303).

2589897 is an equidigital number, since it uses as much as digits as its factorization.

2589897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863302.

The product of its digits is 362880, while the sum is 48.

The square root of 2589897 is about 1609.3156930820. The cubic root of 2589897 is about 137.3285488378.

It can be divided in two parts, 2589 and 897, that added together give a triangular number (3486 = T₈₃).

The spelling of 2589897 in words is "two million, five hundred eighty-nine thousand, eight hundred ninety-seven".