12455028 has 36 divisors (see below), whose sum is σ = 31622500. Its totient is φ = 4133376.

The previous prime is 12454997. The next prime is 12455039. The reversal of 12455028 is 82055421.

It is a happy number.

12455028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3526884 + 8928144 = 1878^2 + 2988^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 12454992 and 12455010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9348 + ... + 10596.

Almost surely, 2^12455028 is an apocalyptic number.

12455028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12455028 is an abundant number, since it is smaller than the sum of its proper divisors (19167472).

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

12455028 is a wasteful number, since it uses less digits than its factorization.

12455028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536 (or 1531 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 12455028 is about 3529.1681739469. The cubic root of 12455028 is about 231.8007851892.

The spelling of 12455028 in words is "twelve million, four hundred fifty-five thousand, twenty-eight".