999956934 has 16 divisors (see below), whose sum is σ = 2222126640. Its totient is φ = 333318960.

The previous prime is 999956933. The next prime is 999956939. The reversal of 999956934 is 439659999.

999956934 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999956933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9258807 + ... + 9258914.

It is an arithmetic number, because the mean of its divisors is an integer number (138882915).

Almost surely, 2^999956934 is an apocalyptic number.

999956934 is an abundant number, since it is smaller than the sum of its proper divisors (1222169706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

999956934 is a wasteful number, since it uses less digits than its factorization.

999956934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18517732 (or 18517726 counting only the distinct ones).

The product of its digits is 21257640, while the sum is 63.

The square root of 999956934 is about 31622.0956611038. The cubic root of 999956934 is about 999.9856444606.

It can be divided in two parts, 99995 and 6934, that added together give a square (106929 = 327²).

The spelling of 999956934 in words is "nine hundred ninety-nine million, nine hundred fifty-six thousand, nine hundred thirty-four".