112421040 has 40 divisors (see below), whose sum is σ = 348505968. Its totient is φ = 29978880.

The previous prime is 112421027. The next prime is 112421047. The reversal of 112421040 is 40124211.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (112421047) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 233971 + ... + 234450.

Almost surely, 2^112421040 is an apocalyptic number.

112421040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112421040 is an abundant number, since it is smaller than the sum of its proper divisors (236084928).

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

112421040 is a wasteful number, since it uses less digits than its factorization.

112421040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468437 (or 468431 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 112421040 is about 10602.8788543489. The cubic root of 112421040 is about 482.6317250667.

Adding to 112421040 its reverse (40124211), we get a palindrome (152545251).

It can be divided in two parts, 1124210 and 40, that added together give a triangular number (1124250 = T₁₄₉₉).

The spelling of 112421040 in words is "one hundred twelve million, four hundred twenty-one thousand, forty".