946999813 has 8 divisors (see below), whose sum is σ = 965398176. Its totient is φ = 928621200.

The previous prime is 946999789. The next prime is 946999829. The reversal of 946999813 is 318999649.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-946999813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946999853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124078 + ... + 131488.

It is an arithmetic number, because the mean of its divisors is an integer number (120674772).

Almost surely, 2^946999813 is an apocalyptic number.

It is an amenable number.

946999813 is a deficient number, since it is larger than the sum of its proper divisors (18398363).

946999813 is a wasteful number, since it uses less digits than its factorization.

946999813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9875.

The product of its digits is 3779136, while the sum is 58.

The square root of 946999813 is about 30773.3620685163. The cubic root of 946999813 is about 982.0116297709.

The spelling of 946999813 in words is "nine hundred forty-six million, nine hundred ninety-nine thousand, eight hundred thirteen".