12536722 has 8 divisors (see below), whose sum is σ = 20514672. Its totient is φ = 5698500.

The previous prime is 12536707. The next prime is 12536723. The reversal of 12536722 is 22763521.

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

It is not an unprimeable number, because it can be changed into a prime (12536723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284904 + ... + 284947.

It is an arithmetic number, because the mean of its divisors is an integer number (2564334).

Almost surely, 2^12536722 is an apocalyptic number.

12536722 is a deficient number, since it is larger than the sum of its proper divisors (7977950).

12536722 is a wasteful number, since it uses less digits than its factorization.

12536722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569864.

The product of its digits is 5040, while the sum is 28.

The square root of 12536722 is about 3540.7233724198. The cubic root of 12536722 is about 232.3064840604.

The spelling of 12536722 in words is "twelve million, five hundred thirty-six thousand, seven hundred twenty-two".