9616978 has 16 divisors (see below), whose sum is σ = 16634880. Its totient is φ = 4084416.

The previous prime is 9616963. The next prime is 9616987. The reversal of 9616978 is 8796169.

9616978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1458 + ... + 4621.

It is an arithmetic number, because the mean of its divisors is an integer number (1039680).

Almost surely, 2^9616978 is an apocalyptic number.

9616978 is a deficient number, since it is larger than the sum of its proper divisors (7017902).

9616978 is a wasteful number, since it uses less digits than its factorization.

9616978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6201.

The product of its digits is 163296, while the sum is 46.

The square root of 9616978 is about 3101.1252796364. The cubic root of 9616978 is about 212.6569304457.

The spelling of 9616978 in words is "nine million, six hundred sixteen thousand, nine hundred seventy-eight".