112642636 has 12 divisors (see below), whose sum is σ = 199901520. Its totient is φ = 55527920.

The previous prime is 112642631. The next prime is 112642657. The reversal of 112642636 is 636246211.

It is a junction number, because it is equal to n+sod(n) for n = 112642598 and 112642607.

It is not an unprimeable number, because it can be changed into a prime (112642631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198031 + ... + 198598.

It is an arithmetic number, because the mean of its divisors is an integer number (16658460).

Almost surely, 2^112642636 is an apocalyptic number.

It is an amenable number.

112642636 is a deficient number, since it is larger than the sum of its proper divisors (87258884).

112642636 is a wasteful number, since it uses less digits than its factorization.

112642636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396704 (or 396702 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 112642636 is about 10613.3235133958. The cubic root of 112642636 is about 482.9486262045.

Adding to 112642636 its reverse (636246211), we get a palindrome (748888847).

The spelling of 112642636 in words is "one hundred twelve million, six hundred forty-two thousand, six hundred thirty-six".