146646 has 12 divisors (see below), whose sum is σ = 317772. Its totient is φ = 48876.

The previous prime is 146639. The next prime is 146647. The reversal of 146646 is 646641.

146646 is a `hidden beast` number, since 14 + 6 + 646 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146647) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4056 + ... + 4091.

It is an arithmetic number, because the mean of its divisors is an integer number (26481).

2¹⁴⁶⁶⁴⁶ is an apocalyptic number.

146646 is an abundant number, since it is smaller than the sum of its proper divisors (171126).

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

146646 is a wasteful number, since it uses less digits than its factorization.

146646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8155 (or 8152 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 146646 is about 382.9438601153. The cubic root of 146646 is about 52.7339221607.

The spelling of 146646 in words is "one hundred forty-six thousand, six hundred forty-six".