112749648 has 80 divisors (see below), whose sum is σ = 334502400. Its totient is φ = 32365440.

The previous prime is 112749647. The next prime is 112749653. The reversal of 112749648 is 846947211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112749647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4413 + ... + 15651.

It is an arithmetic number, because the mean of its divisors is an integer number (4181280).

Almost surely, 2^112749648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112749648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167251200).

112749648 is an abundant number, since it is smaller than the sum of its proper divisors (221752752).

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

112749648 is a wasteful number, since it uses less digits than its factorization.

112749648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11280 (or 11274 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The square root of 112749648 is about 10618.3637157521. The cubic root of 112749648 is about 483.1015136690.

The spelling of 112749648 in words is "one hundred twelve million, seven hundred forty-nine thousand, six hundred forty-eight".