9099903834 has 96 divisors (see below), whose sum is σ = 23155606656. Its totient is φ = 2528547840.

The previous prime is 9099903821. The next prime is 9099903859. The reversal of 9099903834 is 4383099909.

9099903834 is a `hidden beast` number, since 90 + 99 + 90 + 383 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1738329 + ... + 1743555.

It is an arithmetic number, because the mean of its divisors is an integer number (241204236).

Almost surely, 2^9099903834 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9099903834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11577803328).

9099903834 is an abundant number, since it is smaller than the sum of its proper divisors (14055702822).

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

9099903834 is a wasteful number, since it uses less digits than its factorization.

9099903834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5620 (or 5617 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 54.

The square root of 9099903834 is about 95393.4160935649. The cubic root of 9099903834 is about 2087.7521243709.

The spelling of 9099903834 in words is "nine billion, ninety-nine million, nine hundred three thousand, eight hundred thirty-four".