366545 has 4 divisors (see below), whose sum is σ = 439860. Its totient is φ = 293232.

The previous prime is 366521. The next prime is 366547. The reversal of 366545 is 545663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 83521 + 283024 = 289^2 + 532^2 .

It is a cyclic number.

It is not a de Polignac number, because 366545 - 2¹² = 362449 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 366545.

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 3 ways as a sum of consecutive naturals, for example, 36650 + ... + 36659.

It is an arithmetic number, because the mean of its divisors is an integer number (109965).

2³⁶⁶⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

366545 is a deficient number, since it is larger than the sum of its proper divisors (73315).

366545 is an equidigital number, since it uses as much as digits as its factorization.

366545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73314.

The product of its digits is 10800, while the sum is 29.

The square root of 366545 is about 605.4295995407. The cubic root of 366545 is about 71.5663882062.

The spelling of 366545 in words is "three hundred sixty-six thousand, five hundred forty-five".