1327228 has 24 divisors (see below), whose sum is σ = 2685312. Its totient is φ = 562224.

The previous prime is 1327217. The next prime is 1327231. The reversal of 1327228 is 8227231.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2775 + ... + 3217.

It is an arithmetic number, because the mean of its divisors is an integer number (111888).

2^1327228 is an apocalyptic number.

It is an amenable number.

1327228 is an abundant number, since it is smaller than the sum of its proper divisors (1358084).

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

1327228 is a wasteful number, since it uses less digits than its factorization.

1327228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561 (or 559 counting only the distinct ones).

The product of its digits is 1344, while the sum is 25.

The square root of 1327228 is about 1152.0538181873. The cubic root of 1327228 is about 109.8959898388.

The spelling of 1327228 in words is "one million, three hundred twenty-seven thousand, two hundred twenty-eight".