328894739 has 8 divisors (see below), whose sum is σ = 338680320. Its totient is φ = 319156416.

The previous prime is 328894723. The next prime is 328894751. The reversal of 328894739 is 937498823.

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 328894739 - 2⁴ = 328894723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328894439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2567 + ... + 25775.

It is an arithmetic number, because the mean of its divisors is an integer number (42335040).

Almost surely, 2^328894739 is an apocalyptic number.

328894739 is a deficient number, since it is larger than the sum of its proper divisors (9785581).

328894739 is a wasteful number, since it uses less digits than its factorization.

328894739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23629.

The product of its digits is 2612736, while the sum is 53.

The square root of 328894739 is about 18135.4553017011. The cubic root of 328894739 is about 690.2699629761.

It can be divided in two parts, 328 and 894739, that multiplied together give a palindrome (293474392).

The spelling of 328894739 in words is "three hundred twenty-eight million, eight hundred ninety-four thousand, seven hundred thirty-nine".