660094 has 4 divisors (see below), whose sum is σ = 990144. Its totient is φ = 330046.

The previous prime is 660073. The next prime is 660097. The reversal of 660094 is 490066.

660094 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, and also an emirpimes, since its reverse is a distinct semiprime: 490066 = 2 ⋅245033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165022 + ... + 165025.

It is an arithmetic number, because the mean of its divisors is an integer number (247536).

2⁶⁶⁰⁰⁹⁴ is an apocalyptic number.

660094 is a deficient number, since it is larger than the sum of its proper divisors (330050).

660094 is a wasteful number, since it uses less digits than its factorization.

660094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330049.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 660094 is about 812.4616914046. The cubic root of 660094 is about 87.0700101460.

The spelling of 660094 in words is "six hundred sixty thousand, ninety-four".