964988289 has 32 divisors (see below), whose sum is σ = 1517472000. Its totient is φ = 603977472.

The previous prime is 964988267. The next prime is 964988293. The reversal of 964988289 is 982889469.

It is not a de Polignac number, because 964988289 - 2⁵ = 964988257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (964988489) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199107 + ... + 203895.

It is an arithmetic number, because the mean of its divisors is an integer number (47421000).

Almost surely, 2^964988289 is an apocalyptic number.

It is an amenable number.

964988289 is a deficient number, since it is larger than the sum of its proper divisors (552483711).

964988289 is a wasteful number, since it uses less digits than its factorization.

964988289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5254 (or 5248 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 63.

The square root of 964988289 is about 31064.2606382318. The cubic root of 964988289 is about 988.1905147233.

The spelling of 964988289 in words is "nine hundred sixty-four million, nine hundred eighty-eight thousand, two hundred eighty-nine".