328070723 has 2 divisors, whose sum is σ = 328070724. Its totient is φ = 328070722.

The previous prime is 328070711. The next prime is 328070747. The reversal of 328070723 is 327070823.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328070723 - 2¹⁶ = 328005187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 328070723.

It is not a weakly prime, because it can be changed into another prime (328070773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164035361 + 164035362.

It is an arithmetic number, because the mean of its divisors is an integer number (164035362).

Almost surely, 2^328070723 is an apocalyptic number.

328070723 is a deficient number, since it is larger than the sum of its proper divisors (1).

328070723 is an equidigital number, since it uses as much as digits as its factorization.

328070723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 328070723 is about 18112.7226832412. The cubic root of 328070723 is about 689.6930112356.

The spelling of 328070723 in words is "three hundred twenty-eight million, seventy thousand, seven hundred twenty-three".