964043728 has 40 divisors (see below), whose sum is σ = 1895235840. Its totient is φ = 474988800.

The previous prime is 964043713. The next prime is 964043741. The reversal of 964043728 is 827340469.

964043728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×964043728² = 1858760618992275968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493153 + ... + 495103.

It is an arithmetic number, because the mean of its divisors is an integer number (47380896).

Almost surely, 2^964043728 is an apocalyptic number.

It is an amenable number.

964043728 is a deficient number, since it is larger than the sum of its proper divisors (931192112).

964043728 is a wasteful number, since it uses less digits than its factorization.

964043728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395 (or 2389 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 964043728 is about 31049.0535765585. The cubic root of 964043728 is about 987.8679854428.

The spelling of 964043728 in words is "nine hundred sixty-four million, forty-three thousand, seven hundred twenty-eight".