13550589 has 36 divisors (see below), whose sum is σ = 21696480. Its totient is φ = 8143200.

The previous prime is 13550573. The next prime is 13550597. The reversal of 13550589 is 98505531.

It is a happy number.

It is not a de Polignac number, because 13550589 - 2⁴ = 13550573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13550539) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 89664 + ... + 89814.

It is an arithmetic number, because the mean of its divisors is an integer number (602680).

Almost surely, 2^13550589 is an apocalyptic number.

It is an amenable number.

13550589 is a deficient number, since it is larger than the sum of its proper divisors (8145891).

13550589 is a wasteful number, since it uses less digits than its factorization.

13550589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242 (or 226 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 13550589 is about 3681.1124677195. The cubic root of 13550589 is about 238.4072130923.

The spelling of 13550589 in words is "thirteen million, five hundred fifty thousand, five hundred eighty-nine".