112804020 has 72 divisors (see below), whose sum is σ = 391058304. Its totient is φ = 25783488.

The previous prime is 112803979. The next prime is 112804031. The reversal of 112804020 is 20408211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 112803984 and 112804002.

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, 43504 + ... + 46023.

Almost surely, 2^112804020 is an apocalyptic number.

112804020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112804020 is an abundant number, since it is smaller than the sum of its proper divisors (278254284).

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

112804020 is a wasteful number, since it uses less digits than its factorization.

112804020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89549 (or 89544 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 112804020 is about 10620.9236886440. The cubic root of 112804020 is about 483.1791575900.

The spelling of 112804020 in words is "one hundred twelve million, eight hundred four thousand, twenty".