1112344992 has 144 divisors (see below), whose sum is σ = 3464959680. Its totient is φ = 335692800.

The previous prime is 1112344991. The next prime is 1112344997. The reversal of 1112344992 is 2994432111.

1112344992 is a `hidden beast` number, since 1 + 1 + 123 + 449 + 92 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×1112344992² = 2474622762454960128, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1112344991) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 984684 + ... + 985812.

It is an arithmetic number, because the mean of its divisors is an integer number (24062220).

Almost surely, 2^1112344992 is an apocalyptic number.

1112344992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112344992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1732479840).

1112344992 is an abundant number, since it is smaller than the sum of its proper divisors (2352614688).

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

1112344992 is a wasteful number, since it uses less digits than its factorization.

1112344992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467 (or 1456 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 1112344992 is about 33351.8364112083. The cubic root of 1112344992 is about 1036.1274223001.

The spelling of 1112344992 in words is "one billion, one hundred twelve million, three hundred forty-four thousand, nine hundred ninety-two".