366540 has 48 divisors (see below), whose sum is σ = 1058400. Its totient is φ = 94720.

The previous prime is 366521. The next prime is 366547. The reversal of 366540 is 45663.

366540 is nontrivially palindromic in base 9.

366540 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 366540.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 366540.

It is not an unprimeable number, because it can be changed into a prime (366547) 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 15 ways as a sum of consecutive naturals, for example, 2386 + ... + 2534.

It is an arithmetic number, because the mean of its divisors is an integer number (22050).

2³⁶⁶⁵⁴⁰ is an apocalyptic number.

366540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 366540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (529200).

366540 is an abundant number, since it is smaller than the sum of its proper divisors (691860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

366540 is a wasteful number, since it uses less digits than its factorization.

366540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 366540 is about 605.4254702273. The cubic root of 366540 is about 71.5660627950.

The spelling of 366540 in words is "three hundred sixty-six thousand, five hundred forty".