328379377 has 2 divisors, whose sum is σ = 328379378. Its totient is φ = 328379376.

The previous prime is 328379369. The next prime is 328379393. The reversal of 328379377 is 773973823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165791376 + 162588001 = 12876^2 + 12751^2 .

It is a cyclic number.

It is not a de Polignac number, because 328379377 - 2³ = 328379369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 328379377.

It is not a weakly prime, because it can be changed into another prime (328371377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164189688 + 164189689.

It is an arithmetic number, because the mean of its divisors is an integer number (164189689).

Almost surely, 2^328379377 is an apocalyptic number.

It is an amenable number.

328379377 is a deficient number, since it is larger than the sum of its proper divisors (1).

328379377 is an equidigital number, since it uses as much as digits as its factorization.

328379377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1333584, while the sum is 49.

The square root of 328379377 is about 18121.2410446967. The cubic root of 328379377 is about 689.9092347178.

The spelling of 328379377 in words is "three hundred twenty-eight million, three hundred seventy-nine thousand, three hundred seventy-seven".