12538462 has 4 divisors (see below), whose sum is σ = 18807696. Its totient is φ = 6269230.

The previous prime is 12538453. The next prime is 12538481. The reversal of 12538462 is 26483521.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3134614 + ... + 3134617.

It is an arithmetic number, because the mean of its divisors is an integer number (4701924).

Almost surely, 2^12538462 is an apocalyptic number.

12538462 is a deficient number, since it is larger than the sum of its proper divisors (6269234).

12538462 is an equidigital number, since it uses as much as digits as its factorization.

12538462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6269233.

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

The square root of 12538462 is about 3540.9690763970. The cubic root of 12538462 is about 232.3172310107.

The spelling of 12538462 in words is "twelve million, five hundred thirty-eight thousand, four hundred sixty-two".