12587473 has 8 divisors (see below), whose sum is σ = 12879360. Its totient is φ = 12298320.

The previous prime is 12587467. The next prime is 12587501. The reversal of 12587473 is 37478521.

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

It is a cyclic number.

It is not a de Polignac number, because 12587473 - 2⁵ = 12587441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12587273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10711 + ... + 11827.

It is an arithmetic number, because the mean of its divisors is an integer number (1609920).

Almost surely, 2^12587473 is an apocalyptic number.

It is an amenable number.

12587473 is a deficient number, since it is larger than the sum of its proper divisors (291887).

12587473 is a wasteful number, since it uses less digits than its factorization.

12587473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367.

The product of its digits is 47040, while the sum is 37.

The square root of 12587473 is about 3547.8828898373. The cubic root of 12587473 is about 232.6195354032.

The spelling of 12587473 in words is "twelve million, five hundred eighty-seven thousand, four hundred seventy-three".