328446733 has 2 divisors, whose sum is σ = 328446734. Its totient is φ = 328446732.

The previous prime is 328446731. The next prime is 328446773. The reversal of 328446733 is 337644823.

It is an a-pointer prime, because the next prime (328446773) can be obtained adding 328446733 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184878409 + 143568324 = 13597^2 + 11982^2 .

It is a cyclic number.

It is not a de Polignac number, because 328446733 - 2¹ = 328446731 is a prime.

Together with 328446731, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328446731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164223366 + 164223367.

It is an arithmetic number, because the mean of its divisors is an integer number (164223367).

Almost surely, 2^328446733 is an apocalyptic number.

It is an amenable number.

328446733 is a deficient number, since it is larger than the sum of its proper divisors (1).

328446733 is an equidigital number, since it uses as much as digits as its factorization.

328446733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 40.

The square root of 328446733 is about 18123.0994313887. The cubic root of 328446733 is about 689.9564020622.

The spelling of 328446733 in words is "three hundred twenty-eight million, four hundred forty-six thousand, seven hundred thirty-three".