966916427 has 4 divisors (see below), whose sum is σ = 967499520. Its totient is φ = 966333336.

The previous prime is 966916373. The next prime is 966916439. The reversal of 966916427 is 724619669.

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

It is a cyclic number.

It is not a de Polignac number, because 966916427 - 2²⁸ = 698480971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (966919427) 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 3 ways as a sum of consecutive naturals, for example, 289052 + ... + 292377.

It is an arithmetic number, because the mean of its divisors is an integer number (241874880).

Almost surely, 2^966916427 is an apocalyptic number.

966916427 is a deficient number, since it is larger than the sum of its proper divisors (583093).

966916427 is a wasteful number, since it uses less digits than its factorization.

966916427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583092.

The product of its digits is 979776, while the sum is 50.

The square root of 966916427 is about 31095.2798186477. The cubic root of 966916427 is about 988.8482429314.

The spelling of 966916427 in words is "nine hundred sixty-six million, nine hundred sixteen thousand, four hundred twenty-seven".