999613396 has 48 divisors (see below), whose sum is σ = 1941891840. Its totient is φ = 447828480.

The previous prime is 999613369. The next prime is 999613397. The reversal of 999613396 is 693316999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999613397) 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, 356761 + ... + 359551.

It is an arithmetic number, because the mean of its divisors is an integer number (40456080).

Almost surely, 2^999613396 is an apocalyptic number.

It is an amenable number.

999613396 is a deficient number, since it is larger than the sum of its proper divisors (942278444).

999613396 is a wasteful number, since it uses less digits than its factorization.

999613396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3064 (or 3062 counting only the distinct ones).

The product of its digits is 2125764, while the sum is 55.

The square root of 999613396 is about 31616.6632648039. The cubic root of 999613396 is about 999.8711153895.

The spelling of 999613396 in words is "nine hundred ninety-nine million, six hundred thirteen thousand, three hundred ninety-six".