112421504 has 48 divisors (see below), whose sum is σ = 242564670. Its totient is φ = 51876864.

The previous prime is 112421501. The next prime is 112421521. The reversal of 112421504 is 405124211.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 54051904 + 58369600 = 7352^2 + 7640^2 .

It is not an unprimeable number, because it can be changed into a prime (112421501) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19034 + ... + 24230.

Almost surely, 2^112421504 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 112421504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121282335).

112421504 is an abundant number, since it is smaller than the sum of its proper divisors (130143166).

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

112421504 is an equidigital number, since it uses as much as digits as its factorization.

112421504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5237 (or 5212 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 112421504 is about 10602.9007351762. The cubic root of 112421504 is about 482.6323890611.

Adding to 112421504 its reverse (405124211), we get a palindrome (517545715).

The spelling of 112421504 in words is "one hundred twelve million, four hundred twenty-one thousand, five hundred four".