366985 has 8 divisors (see below), whose sum is σ = 463680. Its totient is φ = 278064.

The previous prime is 366983. The next prime is 366997. The reversal of 366985 is 589663.

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 366985 - 2¹ = 366983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (366983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1837 + ... + 2026.

It is an arithmetic number, because the mean of its divisors is an integer number (57960).

2³⁶⁶⁹⁸⁵ is an apocalyptic number.

It is an amenable number.

366985 is a deficient number, since it is larger than the sum of its proper divisors (96695).

366985 is a wasteful number, since it uses less digits than its factorization.

366985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3887.

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

The square root of 366985 is about 605.7928688917. The cubic root of 366985 is about 71.5950128129.

It can be divided in two parts, 36 and 6985, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 366985 in words is "three hundred sixty-six thousand, nine hundred eighty-five".