328473071 has 2 divisors, whose sum is σ = 328473072. Its totient is φ = 328473070.

The previous prime is 328473059. The next prime is 328473091. The reversal of 328473071 is 170374823.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328473071 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328473091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164236535 + 164236536.

It is an arithmetic number, because the mean of its divisors is an integer number (164236536).

Almost surely, 2^328473071 is an apocalyptic number.

328473071 is a deficient number, since it is larger than the sum of its proper divisors (1).

328473071 is an equidigital number, since it uses as much as digits as its factorization.

328473071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 328473071 is about 18123.8260585341. The cubic root of 328473071 is about 689.9748440034.

The spelling of 328473071 in words is "three hundred twenty-eight million, four hundred seventy-three thousand, seventy-one".