12552330 has 48 divisors (see below), whose sum is σ = 35048160. Its totient is φ = 2868768.

The previous prime is 12552317. The next prime is 12552349. The reversal of 12552330 is 3325521.

12552330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 12552297 and 12552306.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2800 + ... + 5739.

It is an arithmetic number, because the mean of its divisors is an integer number (730170).

Almost surely, 2^12552330 is an apocalyptic number.

12552330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12552330 is an abundant number, since it is smaller than the sum of its proper divisors (22495830).

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

12552330 is a wasteful number, since it uses less digits than its factorization.

12552330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8563 (or 8556 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 12552330 is about 3542.9267562285. The cubic root of 12552330 is about 232.4028499191.

Adding to 12552330 its reverse (3325521), we get a palindrome (15877851).

The spelling of 12552330 in words is "twelve million, five hundred fifty-two thousand, three hundred thirty".