112923640 has 48 divisors (see below), whose sum is σ = 258776280. Its totient is φ = 44349120.

The previous prime is 112923637. The next prime is 112923653. The reversal of 112923640 is 46329211.

It is a junction number, because it is equal to n+sod(n) for n = 112923599 and 112923608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138835 + ... + 139645.

Almost surely, 2^112923640 is an apocalyptic number.

112923640 is a gapful number since it is divisible by the number (10) 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 112923640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129388140).

112923640 is an abundant number, since it is smaller than the sum of its proper divisors (145852640).

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

112923640 is an equidigital number, since it uses as much as digits as its factorization.

112923640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940 (or 877 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 112923640 is about 10626.5535334839. The cubic root of 112923640 is about 483.3498887182.

The spelling of 112923640 in words is "one hundred twelve million, nine hundred twenty-three thousand, six hundred forty".