112204540 has 24 divisors (see below), whose sum is σ = 269291232. Its totient is φ = 38470080.

The previous prime is 112204537. The next prime is 112204541. The reversal of 112204540 is 45402211.

It is a super-2 number, since 2×112204540² = 25179717593223200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112204541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400591 + ... + 400870.

It is an arithmetic number, because the mean of its divisors is an integer number (11220468).

Almost surely, 2^112204540 is an apocalyptic number.

112204540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112204540 is an abundant number, since it is smaller than the sum of its proper divisors (157086692).

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

112204540 is a wasteful number, since it uses less digits than its factorization.

112204540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801477 (or 801475 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 112204540 is about 10592.6644429058. The cubic root of 112204540 is about 482.3217092083.

Adding to 112204540 its reverse (45402211), we get a palindrome (157606751).

The spelling of 112204540 in words is "one hundred twelve million, two hundred four thousand, five hundred forty".