465660 has 72 divisors (see below), whose sum is σ = 1528800. Its totient is φ = 114048.

The previous prime is 465659. The next prime is 465679. The reversal of 465660 is 66564.

465660 is a `hidden beast` number, since 4 + 656 + 6 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2241 + ... + 2439.

2⁴⁶⁵⁶⁶⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 465660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (764400).

465660 is an abundant number, since it is smaller than the sum of its proper divisors (1063140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

465660 is a wasteful number, since it uses less digits than its factorization.

465660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 465660 is about 682.3928487316. The cubic root of 465660 is about 77.5097455660.

The spelling of 465660 in words is "four hundred sixty-five thousand, six hundred sixty".