660334 has 4 divisors (see below), whose sum is σ = 990504. Its totient is φ = 330166.

The previous prime is 660329. The next prime is 660337. The reversal of 660334 is 433066.

660334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

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 congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 660334.

It is not an unprimeable number, because it can be changed into a prime (660337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165082 + ... + 165085.

It is an arithmetic number, because the mean of its divisors is an integer number (247626).

2⁶⁶⁰³³⁴ is an apocalyptic number.

660334 is a deficient number, since it is larger than the sum of its proper divisors (330170).

660334 is a wasteful number, since it uses less digits than its factorization.

660334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330169.

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

The square root of 660334 is about 812.6093772533. The cubic root of 660334 is about 87.0805613051.

The spelling of 660334 in words is "six hundred sixty thousand, three hundred thirty-four".