964044 has 36 divisors (see below), whose sum is σ = 2482480. Its totient is φ = 315360.

The previous prime is 964039. The next prime is 964049. The reversal of 964044 is 440469.

It is an interprime number because it is at equal distance from previous prime (964039) and next prime (964049).

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 963999 and 964017.

It is not an unprimeable number, because it can be changed into a prime (964049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1977 + ... + 2415.

2⁹⁶⁴⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 964044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1241240).

964044 is an abundant number, since it is smaller than the sum of its proper divisors (1518436).

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

964044 is a wasteful number, since it uses less digits than its factorization.

964044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510 (or 505 counting only the distinct ones).

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

The square root of 964044 is about 981.8574234582. The cubic root of 964044 is about 98.7868078350.

The spelling of 964044 in words is "nine hundred sixty-four thousand, forty-four".