112003290 has 128 divisors (see below), whose sum is σ = 359424000. Its totient is φ = 24245568.

The previous prime is 112003289. The next prime is 112003301. The reversal of 112003290 is 92300211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34351 + ... + 37469.

It is an arithmetic number, because the mean of its divisors is an integer number (2808000).

Almost surely, 2^112003290 is an apocalyptic number.

112003290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 112003290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179712000).

112003290 is an abundant number, since it is smaller than the sum of its proper divisors (247420710).

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

112003290 is a wasteful number, since it uses less digits than its factorization.

112003290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161 (or 3155 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 112003290 is about 10583.1606810064. The cubic root of 112003290 is about 482.0331726508.

The spelling of 112003290 in words is "one hundred twelve million, three thousand, two hundred ninety".