360661 has 8 divisors (see below), whose sum is σ = 418880. Its totient is φ = 304128.

The previous prime is 360653. The next prime is 360749. The reversal of 360661 is 166063.

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 360661 - 2³ = 360653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (360611) 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, 85 + ... + 853.

It is an arithmetic number, because the mean of its divisors is an integer number (52360).

2³⁶⁰⁶⁶¹ is an apocalyptic number.

It is an amenable number.

360661 is a deficient number, since it is larger than the sum of its proper divisors (58219).

360661 is an equidigital number, since it uses as much as digits as its factorization.

360661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 360661 is about 600.5505807174. The cubic root of 360661 is about 71.1813784782.

The spelling of 360661 in words is "three hundred sixty thousand, six hundred sixty-one".