12535422 has 16 divisors (see below), whose sum is σ = 25682832. Its totient is φ = 4076480.

The previous prime is 12535399. The next prime is 12535423. The reversal of 12535422 is 22453521.

It is a junction number, because it is equal to n+sod(n) for n = 12535392 and 12535401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12535423) 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, 25233 + ... + 25724.

It is an arithmetic number, because the mean of its divisors is an integer number (1605177).

Almost surely, 2^12535422 is an apocalyptic number.

12535422 is an abundant number, since it is smaller than the sum of its proper divisors (13147410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12535422 is a wasteful number, since it uses less digits than its factorization.

12535422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51003.

The product of its digits is 2400, while the sum is 24.

The square root of 12535422 is about 3540.5397893542. The cubic root of 12535422 is about 232.2984540808.

Adding to 12535422 its reverse (22453521), we get a palindrome (34988943).

The spelling of 12535422 in words is "twelve million, five hundred thirty-five thousand, four hundred twenty-two".