366647 has 8 divisors (see below), whose sum is σ = 388800. Its totient is φ = 345184.

The previous prime is 366631. The next prime is 366677. The reversal of 366647 is 746663.

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 366647 - 2⁴ = 366631 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 (366607) 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, 1229 + ... + 1497.

It is an arithmetic number, because the mean of its divisors is an integer number (48600).

2³⁶⁶⁶⁴⁷ is an apocalyptic number.

366647 is a deficient number, since it is larger than the sum of its proper divisors (22153).

366647 is a wasteful number, since it uses less digits than its factorization.

366647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345.

The product of its digits is 18144, while the sum is 32.

The square root of 366647 is about 605.5138313862. The cubic root of 366647 is about 71.5730259493.

The spelling of 366647 in words is "three hundred sixty-six thousand, six hundred forty-seven".