366247 has 4 divisors (see below), whose sum is σ = 418576. Its totient is φ = 313920.

The previous prime is 366239. The next prime is 366259. The reversal of 366247 is 742663.

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

It is a cyclic number.

It is not a de Polignac number, because 366247 - 2³ = 366239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366217) 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, 26154 + ... + 26167.

It is an arithmetic number, because the mean of its divisors is an integer number (104644).

2³⁶⁶²⁴⁷ is an apocalyptic number.

366247 is a deficient number, since it is larger than the sum of its proper divisors (52329).

366247 is an equidigital number, since it uses as much as digits as its factorization.

366247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52328.

The product of its digits is 6048, while the sum is 28.

The square root of 366247 is about 605.1834432633. The cubic root of 366247 is about 71.5469885274.

The spelling of 366247 in words is "three hundred sixty-six thousand, two hundred forty-seven".