12893522 has 8 divisors (see below), whose sum is σ = 19705356. Its totient is φ = 6325072.

The previous prime is 12893513. The next prime is 12893527. The reversal of 12893522 is 22539821.

It is a happy number.

12893522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12117361 + 776161 = 3481^2 + 881^2 .

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 (12893527) 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, 60713 + ... + 60924.

Almost surely, 2^12893522 is an apocalyptic number.

12893522 is a deficient number, since it is larger than the sum of its proper divisors (6811834).

12893522 is a wasteful number, since it uses less digits than its factorization.

12893522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121692.

The product of its digits is 8640, while the sum is 32.

The square root of 12893522 is about 3590.7550737972. The cubic root of 12893522 is about 234.4897454611.

The spelling of 12893522 in words is "twelve million, eight hundred ninety-three thousand, five hundred twenty-two".