112831224 has 64 divisors (see below), whose sum is σ = 309104640. Its totient is φ = 34037760.

The previous prime is 112831219. The next prime is 112831231. The reversal of 112831224 is 422138211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 112831194 and 112831203.

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, 67017 + ... + 68679.

It is an arithmetic number, because the mean of its divisors is an integer number (4829760).

Almost surely, 2^112831224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112831224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154552320).

112831224 is an abundant number, since it is smaller than the sum of its proper divisors (196273416).

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

112831224 is a wasteful number, since it uses less digits than its factorization.

112831224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940 (or 1936 counting only the distinct ones).

The product of its digits is 768, while the sum is 24.

The square root of 112831224 is about 10622.2042910123. The cubic root of 112831224 is about 483.2179958906.

Adding to 112831224 its reverse (422138211), we get a palindrome (534969435).

The spelling of 112831224 in words is "one hundred twelve million, eight hundred thirty-one thousand, two hundred twenty-four".