12553842 has 32 divisors (see below), whose sum is σ = 28800000. Its totient is φ = 3573648.

The previous prime is 12553829. The next prime is 12553859. The reversal of 12553842 is 24835521.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20659 + ... + 21257.

It is an arithmetic number, because the mean of its divisors is an integer number (900000).

Almost surely, 2^12553842 is an apocalyptic number.

12553842 is an abundant number, since it is smaller than the sum of its proper divisors (16246158).

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

12553842 is a wasteful number, since it uses less digits than its factorization.

12553842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110.

The product of its digits is 9600, while the sum is 30.

The square root of 12553842 is about 3543.1401327071. The cubic root of 12553842 is about 232.4121809623.

The spelling of 12553842 in words is "twelve million, five hundred fifty-three thousand, eight hundred forty-two".