969648729 has 16 divisors (see below), whose sum is σ = 1513599360. Its totient is φ = 540570240.

The previous prime is 969648671. The next prime is 969648731. The reversal of 969648729 is 927846969.

It is not a de Polignac number, because 969648729 - 2¹² = 969644633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (969648739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 562234 + ... + 563955.

It is an arithmetic number, because the mean of its divisors is an integer number (94599960).

Almost surely, 2^969648729 is an apocalyptic number.

It is an amenable number.

969648729 is a deficient number, since it is larger than the sum of its proper divisors (543950631).

969648729 is a wasteful number, since it uses less digits than its factorization.

969648729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126240.

The product of its digits is 11757312, while the sum is 60.

The square root of 969648729 is about 31139.1831781118. The cubic root of 969648729 is about 989.7787925316.

The spelling of 969648729 in words is "nine hundred sixty-nine million, six hundred forty-eight thousand, seven hundred twenty-nine".