12537230 has 8 divisors (see below), whose sum is σ = 22567032. Its totient is φ = 5014888.

The previous prime is 12537227. The next prime is 12537253. The reversal of 12537230 is 3273521.

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

It is a junction number, because it is equal to n+sod(n) for n = 12537196 and 12537205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626852 + ... + 626871.

It is an arithmetic number, because the mean of its divisors is an integer number (2820879).

Almost surely, 2^12537230 is an apocalyptic number.

12537230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12537230 is a deficient number, since it is larger than the sum of its proper divisors (10029802).

12537230 is a wasteful number, since it uses less digits than its factorization.

12537230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253730.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 12537230 is about 3540.7951084467. The cubic root of 12537230 is about 232.3096217786.

The spelling of 12537230 in words is "twelve million, five hundred thirty-seven thousand, two hundred thirty".