12634842 has 32 divisors (see below), whose sum is σ = 29191104. Its totient is φ = 3603200.

The previous prime is 12634799. The next prime is 12634861. The reversal of 12634842 is 24843621.

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, 4509 + ... + 6752.

It is an arithmetic number, because the mean of its divisors is an integer number (912222).

Almost surely, 2^12634842 is an apocalyptic number.

12634842 is an abundant number, since it is smaller than the sum of its proper divisors (16556262).

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

12634842 is a wasteful number, since it uses less digits than its factorization.

12634842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11294.

The product of its digits is 9216, while the sum is 30.

The square root of 12634842 is about 3554.5522924835. The cubic root of 12634842 is about 232.9109669842.

It can be divided in two parts, 1263 and 4842, that added together give a triangular number (6105 = T₁₁₀).

The spelling of 12634842 in words is "twelve million, six hundred thirty-four thousand, eight hundred forty-two".