12055488 has 56 divisors (see below), whose sum is σ = 32778192. Its totient is φ = 3907584.

The previous prime is 12055487. The next prime is 12055489. The reversal of 12055488 is 88455021.

It is an interprime number because it is at equal distance from previous prime (12055487) and next prime (12055489).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12055487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6256 + ... + 7952.

Almost surely, 2^12055488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12055488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16389096).

12055488 is an abundant number, since it is smaller than the sum of its proper divisors (20722704).

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

12055488 is a wasteful number, since it uses less digits than its factorization.

12055488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749 (or 1739 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 33.

The square root of 12055488 is about 3472.1013810083. The cubic root of 12055488 is about 229.2951832460.

The spelling of 12055488 in words is "twelve million, fifty-five thousand, four hundred eighty-eight".