112809408 has 28 divisors (see below), whose sum is σ = 298475400. Its totient is φ = 37603072.

The previous prime is 112809397. The next prime is 112809419. The reversal of 112809408 is 804908211.

It is an interprime number because it is at equal distance from previous prime (112809397) and next prime (112809419).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 293583 + ... + 293966.

Almost surely, 2^112809408 is an apocalyptic number.

It is an amenable number.

112809408 is an abundant number, since it is smaller than the sum of its proper divisors (185665992).

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

112809408 is an equidigital number, since it uses as much as digits as its factorization.

112809408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587564 (or 587554 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 112809408 is about 10621.1773358701. The cubic root of 112809408 is about 483.1868503651.

The spelling of 112809408 in words is "one hundred twelve million, eight hundred nine thousand, four hundred eight".