646296 has 32 divisors (see below), whose sum is σ = 1847040. Its totient is φ = 184608.

The previous prime is 646291. The next prime is 646301. The reversal of 646296 is 692646.

646296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (646291) and next prime (646301).

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (646291) by changing a digit.

646296 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1756 + ... + 2091.

It is an arithmetic number, because the mean of its divisors is an integer number (57720).

2⁶⁴⁶²⁹⁶ is an apocalyptic number.

It is an amenable number.

646296 is an abundant number, since it is smaller than the sum of its proper divisors (1200744).

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

646296 is a wasteful number, since it uses less digits than its factorization.

646296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3863 (or 3859 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 646296 is about 803.9253696706. The cubic root of 646296 is about 86.4590559898.

The spelling of 646296 in words is "six hundred forty-six thousand, two hundred ninety-six".