650464 has 12 divisors (see below), whose sum is σ = 1280664. Its totient is φ = 325216.

The previous prime is 650449. The next prime is 650477. The reversal of 650464 is 464056.

It is a happy number.

650464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

650464 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 as a sum of consecutive naturals, namely, 10132 + ... + 10195.

It is an arithmetic number, because the mean of its divisors is an integer number (106722).

2⁶⁵⁰⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

650464 is a deficient number, since it is larger than the sum of its proper divisors (630200).

650464 is a wasteful number, since it uses less digits than its factorization.

650464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20337 (or 20329 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 650464 is about 806.5134840782. The cubic root of 650464 is about 86.6445176799.

The spelling of 650464 in words is "six hundred fifty thousand, four hundred sixty-four".