966651 has 16 divisors (see below), whose sum is σ = 1486848. Its totient is φ = 547200.

The previous prime is 966631. The next prime is 966653. The reversal of 966651 is 156669.

It is not a de Polignac number, because 966651 - 2⁵ = 966619 is a prime.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (966653) 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 in 15 ways as a sum of consecutive naturals, for example, 3891 + ... + 4131.

It is an arithmetic number, because the mean of its divisors is an integer number (92928).

2⁹⁶⁶⁶⁵¹ is an apocalyptic number.

966651 is a deficient number, since it is larger than the sum of its proper divisors (520197).

966651 is a wasteful number, since it uses less digits than its factorization.

966651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442.

The product of its digits is 9720, while the sum is 33.

The square root of 966651 is about 983.1841129717. The cubic root of 966651 is about 98.8757752159.

The spelling of 966651 in words is "nine hundred sixty-six thousand, six hundred fifty-one".