328457703 has 16 divisors (see below), whose sum is σ = 501002240. Its totient is φ = 187504416.

The previous prime is 328457699. The next prime is 328457707. The reversal of 328457703 is 307754823.

It is an interprime number because it is at equal distance from previous prime (328457699) and next prime (328457707).

It is not a de Polignac number, because 328457703 - 2² = 328457699 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328457707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15633 + ... + 30021.

It is an arithmetic number, because the mean of its divisors is an integer number (31312640).

Almost surely, 2^328457703 is an apocalyptic number.

328457703 is a deficient number, since it is larger than the sum of its proper divisors (172544537).

328457703 is a wasteful number, since it uses less digits than its factorization.

328457703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15486.

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 328457703 is about 18123.4020812871. The cubic root of 328457703 is about 689.9640834067.

The spelling of 328457703 in words is "three hundred twenty-eight million, four hundred fifty-seven thousand, seven hundred three".