1328534 has 8 divisors (see below), whose sum is σ = 2005968. Its totient is φ = 659880.

The previous prime is 1328531. The next prime is 1328539. The reversal of 1328534 is 4358231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1802 + ... + 2429.

It is an arithmetic number, because the mean of its divisors is an integer number (250746).

2^1328534 is an apocalyptic number.

1328534 is a deficient number, since it is larger than the sum of its proper divisors (677434).

1328534 is a wasteful number, since it uses less digits than its factorization.

1328534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4390.

The product of its digits is 2880, while the sum is 26.

The square root of 1328534 is about 1152.6204926167. The cubic root of 1328534 is about 109.9320241178.

The spelling of 1328534 in words is "one million, three hundred twenty-eight thousand, five hundred thirty-four".