969644068 has 6 divisors (see below), whose sum is σ = 1696877126. Its totient is φ = 484822032.

The previous prime is 969644059. The next prime is 969644069. The reversal of 969644068 is 860446969.

It can be written as a sum of positive squares in only one way, i.e., 926715364 + 42928704 = 30442^2 + 6552^2 .

It is not an unprimeable number, because it can be changed into a prime (969644069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121205505 + ... + 121205512.

Almost surely, 2^969644068 is an apocalyptic number.

It is an amenable number.

969644068 is a deficient number, since it is larger than the sum of its proper divisors (727233058).

969644068 is a wasteful number, since it uses less digits than its factorization.

969644068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242411021 (or 242411019 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 52.

The square root of 969644068 is about 31139.1083366239. The cubic root of 969644068 is about 989.7772066080. Note that the first 3 decimals are identical.

The spelling of 969644068 in words is "nine hundred sixty-nine million, six hundred forty-four thousand, sixty-eight".