12799824 has 20 divisors (see below), whose sum is σ = 33066336. Its totient is φ = 4266592.

The previous prime is 12799819. The next prime is 12799837. The reversal of 12799824 is 42899721.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 133284 + ... + 133379.

Almost surely, 2^12799824 is an apocalyptic number.

It is an amenable number.

12799824 is an abundant number, since it is smaller than the sum of its proper divisors (20266512).

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

12799824 is a wasteful number, since it uses less digits than its factorization.

12799824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266674 (or 266668 counting only the distinct ones).

The product of its digits is 72576, while the sum is 42.

The square root of 12799824 is about 3577.6841671674. The cubic root of 12799824 is about 233.9203469123.

The spelling of 12799824 in words is "twelve million, seven hundred ninety-nine thousand, eight hundred twenty-four".