11422589 has 4 divisors (see below), whose sum is σ = 12094524. Its totient is φ = 10750656.

The previous prime is 11422583. The next prime is 11422637. The reversal of 11422589 is 98522411.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10510564 + 912025 = 3242^2 + 955^2 .

It is a cyclic number.

It is not a de Polignac number, because 11422589 - 2¹⁶ = 11357053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11422583) 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, 335942 + ... + 335975.

It is an arithmetic number, because the mean of its divisors is an integer number (3023631).

Almost surely, 2^11422589 is an apocalyptic number.

It is an amenable number.

11422589 is a deficient number, since it is larger than the sum of its proper divisors (671935).

11422589 is an equidigital number, since it uses as much as digits as its factorization.

11422589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671934.

The product of its digits is 5760, while the sum is 32.

The square root of 11422589 is about 3379.7320899740. The cubic root of 11422589 is about 225.2102659934.

The spelling of 11422589 in words is "eleven million, four hundred twenty-two thousand, five hundred eighty-nine".