969994678 has 4 divisors (see below), whose sum is σ = 1454992020. Its totient is φ = 484997338.

The previous prime is 969994667. The next prime is 969994679. The reversal of 969994678 is 876499969.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (969994679) 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 as a sum of consecutive naturals, namely, 242498668 + ... + 242498671.

It is an arithmetic number, because the mean of its divisors is an integer number (363748005).

Almost surely, 2^969994678 is an apocalyptic number.

969994678 is a deficient number, since it is larger than the sum of its proper divisors (484997342).

969994678 is a wasteful number, since it uses less digits than its factorization.

969994678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484997341.

The product of its digits is 52907904, while the sum is 67.

The square root of 969994678 is about 31144.7375651168. The cubic root of 969994678 is about 989.8964888545.

The spelling of 969994678 in words is "nine hundred sixty-nine million, nine hundred ninety-four thousand, six hundred seventy-eight".