99983394 has 24 divisors (see below), whose sum is σ = 247578240.
Its totient is φ = 28566648.
The previous prime is 99983381. The next prime is 99983413. The reversal of 99983394 is 49338999.
It is a self number, because there is not a number n which added to its sum of digits gives 99983394.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 396634 + ... + 396885.
It is an arithmetic number, because the mean of its divisors is an integer number (10315760).
Almost surely, 299983394 is an apocalyptic number.
99983394 is an abundant number, since it is smaller than the sum of its proper divisors (147594846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99983394 is a wasteful number, since it uses less digits than its factorization.
99983394 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 793534 (or 793531 counting only the distinct ones).
The product of its digits is 1889568, while the sum is 54.
The square root of 99983394 is about 9999.1696655272.
The cubic root of 99983394 is about 464.1331891976.
The spelling of 99983394 in words is "ninety-nine million, nine hundred eighty-three thousand, three hundred ninety-four".