360643 has 4 divisors (see below), whose sum is σ = 363528. Its totient is φ = 357760.

The previous prime is 360637. The next prime is 360649. The reversal of 360643 is 346063.

360643 is nontrivially palindromic in base 7.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 346063 = 401 ⋅863.

It is an interprime number because it is at equal distance from previous prime (360637) and next prime (360649).

It is a cyclic number.

It is not a de Polignac number, because 360643 - 2⁵ = 360611 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

360643 is a lucky number.

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

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 3 ways as a sum of consecutive naturals, for example, 1246 + ... + 1507.

It is an arithmetic number, because the mean of its divisors is an integer number (90882).

2³⁶⁰⁶⁴³ is an apocalyptic number.

360643 is a deficient number, since it is larger than the sum of its proper divisors (2885).

360643 is a wasteful number, since it uses less digits than its factorization.

360643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 360643 is about 600.5355942823. The cubic root of 360643 is about 71.1801942765.

The spelling of 360643 in words is "three hundred sixty thousand, six hundred forty-three".