12932217 has 24 divisors (see below), whose sum is σ = 20398560. Its totient is φ = 8164800.

The previous prime is 12932209. The next prime is 12932219. The reversal of 12932217 is 71223921.

12932217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12932217 - 2³ = 12932209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (12932219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3217 + ... + 6017.

It is an arithmetic number, because the mean of its divisors is an integer number (849940).

Almost surely, 2^12932217 is an apocalyptic number.

It is an amenable number.

12932217 is a deficient number, since it is larger than the sum of its proper divisors (7466343).

12932217 is an equidigital number, since it uses as much as digits as its factorization.

12932217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2835 (or 2823 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 12932217 is about 3596.1391797315. The cubic root of 12932217 is about 234.7240884342.

The spelling of 12932217 in words is "twelve million, nine hundred thirty-two thousand, two hundred seventeen".