328684741 has 16 divisors (see below), whose sum is σ = 419787648. Its totient is φ = 249868800.

The previous prime is 328684739. The next prime is 328684831. The reversal of 328684741 is 147486823.

It is a cyclic number.

It is not a de Polignac number, because 328684741 - 2¹ = 328684739 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328684711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48900 + ... + 55213.

It is an arithmetic number, because the mean of its divisors is an integer number (26236728).

Almost surely, 2^328684741 is an apocalyptic number.

It is an amenable number.

328684741 is a deficient number, since it is larger than the sum of its proper divisors (91102907).

328684741 is a wasteful number, since it uses less digits than its factorization.

328684741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104172.

The product of its digits is 258048, while the sum is 43.

The square root of 328684741 is about 18129.6646687135. The cubic root of 328684741 is about 690.1230201434.

The spelling of 328684741 in words is "three hundred twenty-eight million, six hundred eighty-four thousand, seven hundred forty-one".