112749392 has 30 divisors (see below), whose sum is σ = 254119338. Its totient is φ = 48320832.

The previous prime is 112749379. The next prime is 112749421. The reversal of 112749392 is 293947211.

It can be written as a sum of positive squares in only one way, i.e., 102738496 + 10010896 = 10136^2 + 3164^2 .

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 5 ways as a sum of consecutive naturals, for example, 71123 + ... + 72690.

Almost surely, 2^112749392 is an apocalyptic number.

It is an amenable number.

112749392 is an abundant number, since it is smaller than the sum of its proper divisors (141369946).

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

112749392 is a wasteful number, since it uses less digits than its factorization.

112749392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143835 (or 143822 counting only the distinct ones).

The product of its digits is 27216, while the sum is 38.

The square root of 112749392 is about 10618.3516611572. The cubic root of 112749392 is about 483.1011480386.

The spelling of 112749392 in words is "one hundred twelve million, seven hundred forty-nine thousand, three hundred ninety-two".