366889 has 2 divisors, whose sum is σ = 366890. Its totient is φ = 366888.

The previous prime is 366881. The next prime is 366901. The reversal of 366889 is 988663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 360000 + 6889 = 600^2 + 83^2 .

It is a cyclic number.

It is not a de Polignac number, because 366889 - 2³ = 366881 is a prime.

It is an Ulam number.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (366881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183444 + 183445.

It is an arithmetic number, because the mean of its divisors is an integer number (183445).

2³⁶⁶⁸⁸⁹ is an apocalyptic number.

It is an amenable number.

366889 is a deficient number, since it is larger than the sum of its proper divisors (1).

366889 is an equidigital number, since it uses as much as digits as its factorization.

366889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 40.

The square root of 366889 is about 605.7136287058. The cubic root of 366889 is about 71.5887693963.

It can be divided in two parts, 36 and 6889, that multiplied together give a square (248004 = 498²).

The spelling of 366889 in words is "three hundred sixty-six thousand, eight hundred eighty-nine".