360646 has 24 divisors (see below), whose sum is σ = 645624. Its totient is φ = 149760.

The previous prime is 360637. The next prime is 360649. The reversal of 360646 is 646063.

It is a happy number.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 360646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (360649) by changing a digit.

360646 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3670 + ... + 3766.

It is an arithmetic number, because the mean of its divisors is an integer number (26901).

2³⁶⁰⁶⁴⁶ is an apocalyptic number.

360646 is a deficient number, since it is larger than the sum of its proper divisors (284978).

360646 is a wasteful number, since it uses less digits than its factorization.

360646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 360646 is about 600.5380920475. The cubic root of 360646 is about 71.1803916462.

The spelling of 360646 in words is "three hundred sixty thousand, six hundred forty-six".