112642 has 8 divisors (see below), whose sum is σ = 178956. Its totient is φ = 52992.

The previous prime is 112621. The next prime is 112643. The reversal of 112642 is 246211.

It can be written as a sum of positive squares in 2 ways, for example, as 95481 + 17161 = 309^2 + 131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (112643) by changing a digit.

112642 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1623 + ... + 1690.

2¹¹²⁶⁴² is an apocalyptic number.

112642 is a deficient number, since it is larger than the sum of its proper divisors (66314).

112642 is a wasteful number, since it uses less digits than its factorization.

112642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3332.

The product of its digits is 96, while the sum is 16.

The square root of 112642 is about 335.6218109718. The cubic root of 112642 is about 48.2947717265.

Adding to 112642 its reverse (246211), we get a palindrome (358853).

The spelling of 112642 in words is "one hundred twelve thousand, six hundred forty-two".