112312642 has 32 divisors (see below), whose sum is σ = 194044032. Its totient is φ = 48294144.

The previous prime is 112312639. The next prime is 112312663. The reversal of 112312642 is 246213211.

It is a super-2 number, since 2×112312642² = 25228259106040328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44293 + ... + 46759.

It is an arithmetic number, because the mean of its divisors is an integer number (6063876).

Almost surely, 2^112312642 is an apocalyptic number.

112312642 is a deficient number, since it is larger than the sum of its proper divisors (81731390).

112312642 is a wasteful number, since it uses less digits than its factorization.

112312642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602.

The product of its digits is 576, while the sum is 22.

The square root of 112312642 is about 10597.7658966407. The cubic root of 112312642 is about 482.4765550100.

Adding to 112312642 its reverse (246213211), we get a palindrome (358525853).

The spelling of 112312642 in words is "one hundred twelve million, three hundred twelve thousand, six hundred forty-two".