112651638 has 16 divisors (see below), whose sum is σ = 245785536. Its totient is φ = 34136840.

The previous prime is 112651619. The next prime is 112651729. The reversal of 112651638 is 836156211.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 112651599 and 112651608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 853356 + ... + 853487.

It is an arithmetic number, because the mean of its divisors is an integer number (15361596).

Almost surely, 2^112651638 is an apocalyptic number.

112651638 is an abundant number, since it is smaller than the sum of its proper divisors (133133898).

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

112651638 is a wasteful number, since it uses less digits than its factorization.

112651638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706859.

The product of its digits is 8640, while the sum is 33.

The square root of 112651638 is about 10613.7475945116. The cubic root of 112651638 is about 482.9614910423.

The spelling of 112651638 in words is "one hundred twelve million, six hundred fifty-one thousand, six hundred thirty-eight".