12650232 has 96 divisors (see below), whose sum is σ = 38085120. Its totient is φ = 3487680.

The previous prime is 12650221. The next prime is 12650233. The reversal of 12650232 is 23205621.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 12650199 and 12650208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12650233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36283 + ... + 36629.

It is an arithmetic number, because the mean of its divisors is an integer number (396720).

Almost surely, 2^12650232 is an apocalyptic number.

12650232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12650232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19042560).

12650232 is an abundant number, since it is smaller than the sum of its proper divisors (25434888).

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

12650232 is a wasteful number, since it uses less digits than its factorization.

12650232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 12650232 is about 3556.7164632565. The cubic root of 12650232 is about 233.0054951518.

Adding to 12650232 its reverse (23205621), we get a palindrome (35855853).

The spelling of 12650232 in words is "twelve million, six hundred fifty thousand, two hundred thirty-two".