12455072 has 24 divisors (see below), whose sum is σ = 28024416. Its totient is φ = 5337792.

The previous prime is 12455057. The next prime is 12455083. The reversal of 12455072 is 27055421.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27578 + ... + 28025.

It is an arithmetic number, because the mean of its divisors is an integer number (1167684).

Almost surely, 2^12455072 is an apocalyptic number.

It is an amenable number.

12455072 is an abundant number, since it is smaller than the sum of its proper divisors (15569344).

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

12455072 is an equidigital number, since it uses as much as digits as its factorization.

12455072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55620 (or 55612 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 12455072 is about 3529.1744077050. The cubic root of 12455072 is about 231.8010581505.

The spelling of 12455072 in words is "twelve million, four hundred fifty-five thousand, seventy-two".