366589 has 4 divisors (see below), whose sum is σ = 379260. Its totient is φ = 353920.

The previous prime is 366547. The next prime is 366593. The reversal of 366589 is 985663.

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 58564 + 308025 = 242^2 + 555^2 .

It is a cyclic number.

It is not a de Polignac number, because 366589 - 2⁷ = 366461 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 (366599) 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, 6292 + ... + 6349.

It is an arithmetic number, because the mean of its divisors is an integer number (94815).

2³⁶⁶⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

366589 is a deficient number, since it is larger than the sum of its proper divisors (12671).

366589 is a wasteful number, since it uses less digits than its factorization.

366589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12670.

The product of its digits is 38880, while the sum is 37.

The square root of 366589 is about 605.4659362838. The cubic root of 366589 is about 71.5692516973.

The spelling of 366589 in words is "three hundred sixty-six thousand, five hundred eighty-nine".