966630993 has 8 divisors (see below), whose sum is σ = 1289202048. Its totient is φ = 644240304.

The previous prime is 966630979. The next prime is 966631063. The reversal of 966630993 is 399036669.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 966630993 - 2⁸ = 966630737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (966630923) 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 7 ways as a sum of consecutive naturals, for example, 32046 + ... + 54407.

It is an arithmetic number, because the mean of its divisors is an integer number (161150256).

Almost surely, 2^966630993 is an apocalyptic number.

It is an amenable number.

966630993 is a deficient number, since it is larger than the sum of its proper divisors (322571055).

966630993 is a wasteful number, since it uses less digits than its factorization.

966630993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90183.

The product of its (nonzero) digits is 1417176, while the sum is 51.

The square root of 966630993 is about 31090.6898122251. The cubic root of 966630993 is about 988.7509305958.

The spelling of 966630993 in words is "nine hundred sixty-six million, six hundred thirty thousand, nine hundred ninety-three".