328052091 has 8 divisors (see below), whose sum is σ = 437497344. Its totient is φ = 218654120.

The previous prime is 328052069. The next prime is 328052107. The reversal of 328052091 is 190250823.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 328052091 - 2¹¹ = 328050043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328052051) 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, 10270 + ... + 27596.

It is an arithmetic number, because the mean of its divisors is an integer number (54687168).

Almost surely, 2^328052091 is an apocalyptic number.

328052091 is a deficient number, since it is larger than the sum of its proper divisors (109445253).

328052091 is a wasteful number, since it uses less digits than its factorization.

328052091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23641.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 328052091 is about 18112.2083413371. The cubic root of 328052091 is about 689.6799544945.

The spelling of 328052091 in words is "three hundred twenty-eight million, fifty-two thousand, ninety-one".