966694331 has 16 divisors (see below), whose sum is σ = 1035430560. Its totient is φ = 899884800.

The previous prime is 966694279. The next prime is 966694361. The reversal of 966694331 is 133496669.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-966694331 is a prime.

It is a super-2 number, since 2×966694331² = 1868995859175075122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (966694361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261065 + ... + 264741.

It is an arithmetic number, because the mean of its divisors is an integer number (64714410).

Almost surely, 2^966694331 is an apocalyptic number.

966694331 is a deficient number, since it is larger than the sum of its proper divisors (68736229).

966694331 is a wasteful number, since it uses less digits than its factorization.

966694331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3934.

The product of its digits is 629856, while the sum is 47.

The square root of 966694331 is about 31091.7083962911. The cubic root of 966694331 is about 988.7725259233.

The spelling of 966694331 in words is "nine hundred sixty-six million, six hundred ninety-four thousand, three hundred thirty-one".