1328475 has 12 divisors (see below), whose sum is σ = 2196536. Its totient is φ = 708480.

The previous prime is 1328473. The next prime is 1328477. The reversal of 1328475 is 5748231.

It is an interprime number because it is at equal distance from previous prime (1328473) and next prime (1328477).

It is not a de Polignac number, because 1328475 - 2¹ = 1328473 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1328473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8782 + ... + 8931.

2^1328475 is an apocalyptic number.

1328475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1328475 is a deficient number, since it is larger than the sum of its proper divisors (868061).

1328475 is a wasteful number, since it uses less digits than its factorization.

1328475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17726 (or 17721 counting only the distinct ones).

The product of its digits is 6720, while the sum is 30.

The square root of 1328475 is about 1152.5948984791. The cubic root of 1328475 is about 109.9303967387.

The spelling of 1328475 in words is "one million, three hundred twenty-eight thousand, four hundred seventy-five".