999354956 has 24 divisors (see below), whose sum is σ = 1772420160. Its totient is φ = 492994512.

The previous prime is 999354931. The next prime is 999354971. The reversal of 999354956 is 659453999.

999354956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 999354895 and 999354904.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85115 + ... + 96141.

It is an arithmetic number, because the mean of its divisors is an integer number (73850840).

Almost surely, 2^999354956 is an apocalyptic number.

It is an amenable number.

999354956 is a deficient number, since it is larger than the sum of its proper divisors (773065204).

999354956 is a wasteful number, since it uses less digits than its factorization.

999354956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11333 (or 11331 counting only the distinct ones).

The product of its digits is 11809800, while the sum is 59.

The square root of 999354956 is about 31612.5759152904. The cubic root of 999354956 is about 999.7849390855.

The spelling of 999354956 in words is "nine hundred ninety-nine million, three hundred fifty-four thousand, nine hundred fifty-six".