9903842182 has 32 divisors (see below), whose sum is σ = 16739960832. Its totient is φ = 4360254624.

The previous prime is 9903842147. The next prime is 9903842197. The reversal of 9903842182 is 2812483099.

It is a super-2 number, since 2×9903842182² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196903 + ... + 242029.

It is an arithmetic number, because the mean of its divisors is an integer number (523123776).

Almost surely, 2^9903842182 is an apocalyptic number.

9903842182 is a deficient number, since it is larger than the sum of its proper divisors (6836118650).

9903842182 is a wasteful number, since it uses less digits than its factorization.

9903842182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45532.

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 9903842182 is about 99518.0495287161. The cubic root of 9903842182 is about 2147.5069123932.

The spelling of 9903842182 in words is "nine billion, nine hundred three million, eight hundred forty-two thousand, one hundred eighty-two".