966978 has 40 divisors (see below), whose sum is σ = 2230272. Its totient is φ = 312984.

The previous prime is 966971. The next prime is 966991. The reversal of 966978 is 879669.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (966971) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7551 + ... + 7677.

2⁹⁶⁶⁹⁷⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 966978, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1115136).

966978 is an abundant number, since it is smaller than the sum of its proper divisors (1263294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

966978 is a wasteful number, since it uses less digits than its factorization.

966978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 179 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 966978 is about 983.3503953322. The cubic root of 966978 is about 98.8869232357.

The spelling of 966978 in words is "nine hundred sixty-six thousand, nine hundred seventy-eight".