999117350 has 144 divisors (see below), whose sum is σ = 2384686656. Its totient is φ = 307944000.

The previous prime is 999117323. The next prime is 999117359. The reversal of 999117350 is 53711999.

999117350 is digitally balanced in base 2 and base 6, because in such bases 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 (999117359) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3530309 + ... + 3530591.

It is an arithmetic number, because the mean of its divisors is an integer number (16560324).

Almost surely, 2^999117350 is an apocalyptic number.

999117350 is an abundant number, since it is smaller than the sum of its proper divisors (1385569306).

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

999117350 is a wasteful number, since it uses less digits than its factorization.

999117350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451 (or 439 counting only the distinct ones).

The product of its (nonzero) digits is 76545, while the sum is 44.

The square root of 999117350 is about 31608.8175988916. The cubic root of 999117350 is about 999.7056967274.

The spelling of 999117350 in words is "nine hundred ninety-nine million, one hundred seventeen thousand, three hundred fifty".