2589729 has 24 divisors (see below), whose sum is σ = 3831360. Its totient is φ = 1553664.

The previous prime is 2589703. The next prime is 2589737. The reversal of 2589729 is 9279852.

It is not a de Polignac number, because 2589729 - 2⁸ = 2589473 is a prime.

2589729 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2589749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25092 + ... + 25194.

It is an arithmetic number, because the mean of its divisors is an integer number (159640).

2^2589729 is an apocalyptic number.

2589729 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2589729 is a deficient number, since it is larger than the sum of its proper divisors (1241631).

2589729 is a wasteful number, since it uses less digits than its factorization.

2589729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 152 counting only the distinct ones).

The product of its digits is 90720, while the sum is 42.

The square root of 2589729 is about 1609.2634961373. The cubic root of 2589729 is about 137.3255793896.

The spelling of 2589729 in words is "two million, five hundred eighty-nine thousand, seven hundred twenty-nine".