12546330 has 64 divisors (see below), whose sum is σ = 31518720. Its totient is φ = 3193344.

The previous prime is 12546301. The next prime is 12546337. The reversal of 12546330 is 3364521.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12546330.

It is not an unprimeable number, because it can be changed into a prime (12546337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98727 + ... + 98853.

It is an arithmetic number, because the mean of its divisors is an integer number (492480).

Almost surely, 2^12546330 is an apocalyptic number.

12546330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12546330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15759360).

12546330 is an abundant number, since it is smaller than the sum of its proper divisors (18972390).

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

12546330 is a wasteful number, since it uses less digits than its factorization.

12546330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 12546330 is about 3542.0798974614. The cubic root of 12546330 is about 232.3658145816.

The spelling of 12546330 in words is "twelve million, five hundred forty-six thousand, three hundred thirty".