328671701 has 2 divisors, whose sum is σ = 328671702. Its totient is φ = 328671700.

The previous prime is 328671697. The next prime is 328671743. The reversal of 328671701 is 107176823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 326669476 + 2002225 = 18074^2 + 1415^2 .

It is a cyclic number.

It is not a de Polignac number, because 328671701 - 2² = 328671697 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328671001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164335850 + 164335851.

It is an arithmetic number, because the mean of its divisors is an integer number (164335851).

Almost surely, 2^328671701 is an apocalyptic number.

It is an amenable number.

328671701 is a deficient number, since it is larger than the sum of its proper divisors (1).

328671701 is an equidigital number, since it uses as much as digits as its factorization.

328671701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 328671701 is about 18129.3050335638. The cubic root of 328671701 is about 690.1138935427.

The spelling of 328671701 in words is "three hundred twenty-eight million, six hundred seventy-one thousand, seven hundred one".