328151589 has 4 divisors (see below), whose sum is σ = 437535456. Its totient is φ = 218767724.

The previous prime is 328151587. The next prime is 328151591. The reversal of 328151589 is 985151823.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 985151823 = 3 ⋅328383941.

It is an interprime number because it is at equal distance from previous prime (328151587) and next prime (328151591).

It is a cyclic number.

It is not a de Polignac number, because 328151589 - 2¹ = 328151587 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 328151589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328151581) 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, 54691929 + ... + 54691934.

It is an arithmetic number, because the mean of its divisors is an integer number (109383864).

Almost surely, 2^328151589 is an apocalyptic number.

It is an amenable number.

328151589 is a deficient number, since it is larger than the sum of its proper divisors (109383867).

328151589 is a wasteful number, since it uses less digits than its factorization.

328151589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109383866.

The product of its digits is 86400, while the sum is 42.

The square root of 328151589 is about 18114.9548439956. The cubic root of 328151589 is about 689.7496739502.

The spelling of 328151589 in words is "three hundred twenty-eight million, one hundred fifty-one thousand, five hundred eighty-nine".