112039400 has 96 divisors (see below), whose sum is σ = 287124480. Its totient is φ = 40320000.

The previous prime is 112039339. The next prime is 112039423. The reversal of 112039400 is 4930211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279200 + ... + 279600.

It is an arithmetic number, because the mean of its divisors is an integer number (2990880).

Almost surely, 2^112039400 is an apocalyptic number.

112039400 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 112039400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143562240).

112039400 is an abundant number, since it is smaller than the sum of its proper divisors (175085080).

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

112039400 is a wasteful number, since it uses less digits than its factorization.

112039400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555 (or 546 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 112039400 is about 10584.8665556066. The cubic root of 112039400 is about 482.0849697828.

Adding to 112039400 its reverse (4930211), we get a palindrome (116969611).

The spelling of 112039400 in words is "one hundred twelve million, thirty-nine thousand, four hundred".