2589506 has 4 divisors (see below), whose sum is σ = 3884262. Its totient is φ = 1294752.

The previous prime is 2589487. The next prime is 2589533. The reversal of 2589506 is 6059852.

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

It can be written as a sum of positive squares in only one way, i.e., 2588881 + 625 = 1609^2 + 25^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647375 + ... + 647378.

2^2589506 is an apocalyptic number.

2589506 is a deficient number, since it is larger than the sum of its proper divisors (1294756).

2589506 is a wasteful number, since it uses less digits than its factorization.

2589506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294755.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 2589506 is about 1609.1942082918. The cubic root of 2589506 is about 137.3216376022.

The spelling of 2589506 in words is "two million, five hundred eighty-nine thousand, five hundred six".