1232521422 has 32 divisors (see below), whose sum is σ = 2692310400. Its totient is φ = 373050720.

The previous prime is 1232521421. The next prime is 1232521429. The reversal of 1232521422 is 2241252321.

1232521422 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1232521392 and 1232521401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232521421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47704 + ... + 68852.

It is an arithmetic number, because the mean of its divisors is an integer number (84134700).

Almost surely, 2^1232521422 is an apocalyptic number.

1232521422 is an abundant number, since it is smaller than the sum of its proper divisors (1459788978).

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

1232521422 is a wasteful number, since it uses less digits than its factorization.

1232521422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22048.

The product of its digits is 1920, while the sum is 24.

The square root of 1232521422 is about 35107.2844577874. The cubic root of 1232521422 is about 1072.1728988731.

Adding to 1232521422 its reverse (2241252321), we get a palindrome (3473773743).

The spelling of 1232521422 in words is "one billion, two hundred thirty-two million, five hundred twenty-one thousand, four hundred twenty-two".