1328211 has 8 divisors (see below), whose sum is σ = 1967760. Its totient is φ = 885456.

The previous prime is 1328207. The next prime is 1328213. The reversal of 1328211 is 1128231.

It is not a de Polignac number, because 1328211 - 2² = 1328207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1328213) 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, 24570 + ... + 24623.

It is an arithmetic number, because the mean of its divisors is an integer number (245970).

2^1328211 is an apocalyptic number.

1328211 is a deficient number, since it is larger than the sum of its proper divisors (639549).

1328211 is an equidigital number, since it uses as much as digits as its factorization.

1328211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49202 (or 49196 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 1328211 is about 1152.4803685964. The cubic root of 1328211 is about 109.9231143165.

It can be divided in two parts, 13 and 28211, that added together give a square (28224 = 168²).

The spelling of 1328211 in words is "one million, three hundred twenty-eight thousand, two hundred eleven".