366389 has 8 divisors (see below), whose sum is σ = 387072. Its totient is φ = 346320.

The previous prime is 366383. The next prime is 366397. The reversal of 366389 is 983663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 366389 - 2⁸ = 366133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 366389.

It is not an unprimeable number, because it can be changed into a prime (366383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1532 + ... + 1754.

It is an arithmetic number, because the mean of its divisors is an integer number (48384).

2³⁶⁶³⁸⁹ is an apocalyptic number.

It is an amenable number.

366389 is a deficient number, since it is larger than the sum of its proper divisors (20683).

366389 is a wasteful number, since it uses less digits than its factorization.

366389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307.

The product of its digits is 23328, while the sum is 35.

The square root of 366389 is about 605.3007516929. The cubic root of 366389 is about 71.5562339816.

The spelling of 366389 in words is "three hundred sixty-six thousand, three hundred eighty-nine".