968891329 has 8 divisors (see below), whose sum is σ = 1143024128. Its totient is φ = 803688480.

The previous prime is 968891321. The next prime is 968891359. The reversal of 968891329 is 923198869.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 968891329 - 2³ = 968891321 is a prime.

It is a super-2 number, since 2×968891329² = 1877500814822772482, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 968891329.

It is not an unprimeable number, because it can be changed into a prime (968891321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2232252 + ... + 2232685.

It is an arithmetic number, because the mean of its divisors is an integer number (142878016).

Almost surely, 2^968891329 is an apocalyptic number.

It is an amenable number.

968891329 is a deficient number, since it is larger than the sum of its proper divisors (174132799).

968891329 is a wasteful number, since it uses less digits than its factorization.

968891329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4464975.

The product of its digits is 1679616, while the sum is 55.

The square root of 968891329 is about 31127.0192758639. The cubic root of 968891329 is about 989.5210174880.

The spelling of 968891329 in words is "nine hundred sixty-eight million, eight hundred ninety-one thousand, three hundred twenty-nine".