366831 has 6 divisors (see below), whose sum is σ = 529880. Its totient is φ = 244548.

The previous prime is 366829. The next prime is 366841. The reversal of 366831 is 138663.

It is not a de Polignac number, because 366831 - 2¹ = 366829 is a prime.

It is a super-2 number, since 2×366831² = 269129965122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 366795 and 366804.

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 366831.

It is not an unprimeable number, because it can be changed into a prime (366811) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20371 + ... + 20388.

2³⁶⁶⁸³¹ is an apocalyptic number.

366831 is a deficient number, since it is larger than the sum of its proper divisors (163049).

366831 is a wasteful number, since it uses less digits than its factorization.

366831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40765 (or 40762 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 366831 is about 605.6657494031. The cubic root of 366831 is about 71.5849968044.

The spelling of 366831 in words is "three hundred sixty-six thousand, eight hundred thirty-one".