12755330 has 32 divisors (see below), whose sum is σ = 26804736. Its totient is φ = 4279104.

The previous prime is 12755329. The next prime is 12755333. The reversal of 12755330 is 3355721.

It is a super-3 number, since 3×12755330³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12755330.

It is not an unprimeable number, because it can be changed into a prime (12755333) 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, 1352 + ... + 5228.

It is an arithmetic number, because the mean of its divisors is an integer number (837648).

Almost surely, 2^12755330 is an apocalyptic number.

12755330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12755330 is an abundant number, since it is smaller than the sum of its proper divisors (14049406).

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

12755330 is a wasteful number, since it uses less digits than its factorization.

12755330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3938.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 12755330 is about 3571.4604855717. The cubic root of 12755330 is about 233.6489854932.

The spelling of 12755330 in words is "twelve million, seven hundred fifty-five thousand, three hundred thirty".