328765742 has 8 divisors (see below), whose sum is σ = 494612976. Its totient is φ = 163894752.

The previous prime is 328765741. The next prime is 328765751. The reversal of 328765742 is 247567823.

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

It is a super-2 number, since 2×328765742² = 216173826225621128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 328765693 and 328765702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328765741) 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 3 ways as a sum of consecutive naturals, for example, 243218 + ... + 244565.

It is an arithmetic number, because the mean of its divisors is an integer number (61826622).

Almost surely, 2^328765742 is an apocalyptic number.

328765742 is a deficient number, since it is larger than the sum of its proper divisors (165847234).

328765742 is a wasteful number, since it uses less digits than its factorization.

328765742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488122.

The product of its digits is 564480, while the sum is 44.

The square root of 328765742 is about 18131.8984665148. The cubic root of 328765742 is about 690.1797067455.

The spelling of 328765742 in words is "three hundred twenty-eight million, seven hundred sixty-five thousand, seven hundred forty-two".