112420404 has 36 divisors (see below), whose sum is σ = 290786496. Its totient is φ = 36601488.

The previous prime is 112420387. The next prime is 112420409. The reversal of 112420404 is 404024211.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112420409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34764 + ... + 37859.

Almost surely, 2^112420404 is an apocalyptic number.

It is an amenable number.

112420404 is an abundant number, since it is smaller than the sum of its proper divisors (178366092).

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

112420404 is a wasteful number, since it uses less digits than its factorization.

112420404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72676 (or 72671 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 112420404 is about 10602.8488624520. The cubic root of 112420404 is about 482.6308149335.

Adding to 112420404 its reverse (404024211), we get a palindrome (516444615).

It can be divided in two parts, 1124 and 20404, that added together give a triangular number (21528 = T₂₀₇).

The spelling of 112420404 in words is "one hundred twelve million, four hundred twenty thousand, four hundred four".