12923724 has 48 divisors (see below), whose sum is σ = 34634880. Its totient is φ = 3709440.

The previous prime is 12923717. The next prime is 12923737. The reversal of 12923724 is 42732921.

It is a junction number, because it is equal to n+sod(n) for n = 12923691 and 12923700.

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, 69 + ... + 5084.

It is an arithmetic number, because the mean of its divisors is an integer number (721560).

Almost surely, 2^12923724 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12923724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17317440).

12923724 is an abundant number, since it is smaller than the sum of its proper divisors (21711156).

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

12923724 is a wasteful number, since it uses less digits than its factorization.

12923724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5190 (or 5188 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 12923724 is about 3594.9581360567. The cubic root of 12923724 is about 234.6726935794.

The spelling of 12923724 in words is "twelve million, nine hundred twenty-three thousand, seven hundred twenty-four".