966778 has 4 divisors (see below), whose sum is σ = 1450170. Its totient is φ = 483388.

The previous prime is 966751. The next prime is 966781. The reversal of 966778 is 877669.

966778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 660969 + 305809 = 813^2 + 553^2 .

It is a super-4 number, since 4×966778⁴ (a number of 25 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241693 + ... + 241696.

2⁹⁶⁶⁷⁷⁸ is an apocalyptic number.

966778 is a deficient number, since it is larger than the sum of its proper divisors (483392).

966778 is a wasteful number, since it uses less digits than its factorization.

966778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483391.

The product of its digits is 127008, while the sum is 43.

The square root of 966778 is about 983.2486969226. The cubic root of 966778 is about 98.8801051735.

The spelling of 966778 in words is "nine hundred sixty-six thousand, seven hundred seventy-eight".