1328325 has 24 divisors (see below), whose sum is σ = 2232000. Its totient is φ = 696960.

The previous prime is 1328323. The next prime is 1328351. The reversal of 1328325 is 5238231.

It is not a de Polignac number, because 1328325 - 2¹ = 1328323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1328295 and 1328304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328323) 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, 6576 + ... + 6774.

It is an arithmetic number, because the mean of its divisors is an integer number (93000).

2^1328325 is an apocalyptic number.

1328325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1328325 is a deficient number, since it is larger than the sum of its proper divisors (903675).

1328325 is a wasteful number, since it uses less digits than its factorization.

1328325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301 (or 296 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 1328325 is about 1152.5298260783. The cubic root of 1328325 is about 109.9262591172.

It can be divided in two parts, 1328 and 325, that added together give a triangular number (1653 = T₅₇).

The spelling of 1328325 in words is "one million, three hundred twenty-eight thousand, three hundred twenty-five".