112242340 has 72 divisors (see below), whose sum is σ = 279494712. Its totient is φ = 37739520.

The previous prime is 112242337. The next prime is 112242373. The reversal of 112242340 is 43242211.

It can be written as a sum of positive squares in 4 ways, for example, as 25826724 + 86415616 = 5082^2 + 9296^2 .

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 23 ways as a sum of consecutive naturals, for example, 50860 + ... + 53020.

It is an arithmetic number, because the mean of its divisors is an integer number (3881871).

Almost surely, 2^112242340 is an apocalyptic number.

112242340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112242340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139747356).

112242340 is an abundant number, since it is smaller than the sum of its proper divisors (167252372).

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

112242340 is a wasteful number, since it uses less digits than its factorization.

112242340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237 (or 2228 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 112242340 is about 10594.4485462906. The cubic root of 112242340 is about 482.3758654057.

Adding to 112242340 its reverse (43242211), we get a palindrome (155484551).

The spelling of 112242340 in words is "one hundred twelve million, two hundred forty-two thousand, three hundred forty".