12652438 has 8 divisors (see below), whose sum is σ = 19803888. Its totient is φ = 6051144.

The previous prime is 12652427. The next prime is 12652457. The reversal of 12652438 is 83425621.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 137481 + ... + 137572.

It is an arithmetic number, because the mean of its divisors is an integer number (2475486).

Almost surely, 2^12652438 is an apocalyptic number.

12652438 is a deficient number, since it is larger than the sum of its proper divisors (7151450).

12652438 is a wasteful number, since it uses less digits than its factorization.

12652438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275078.

The product of its digits is 11520, while the sum is 31.

The square root of 12652438 is about 3557.0265672328. The cubic root of 12652438 is about 233.0190385200.

The spelling of 12652438 in words is "twelve million, six hundred fifty-two thousand, four hundred thirty-eight".