964660 has 24 divisors (see below), whose sum is σ = 2046240. Its totient is φ = 381984.

The previous prime is 964637. The next prime is 964661. The reversal of 964660 is 66469.

964660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964661) by changing a digit.

964660 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, 2607 + ... + 2953.

It is an arithmetic number, because the mean of its divisors is an integer number (85260).

2⁹⁶⁴⁶⁶⁰ is an apocalyptic number.

It is an amenable number.

964660 is an abundant number, since it is smaller than the sum of its proper divisors (1081580).

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

964660 is a wasteful number, since it uses less digits than its factorization.

964660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495 (or 493 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 964660 is about 982.1710645300. The cubic root of 964660 is about 98.8078441214.

The spelling of 964660 in words is "nine hundred sixty-four thousand, six hundred sixty".