328377499 has 2 divisors, whose sum is σ = 328377500. Its totient is φ = 328377498.

The previous prime is 328377481. The next prime is 328377503. The reversal of 328377499 is 994773823.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 328377499 - 2⁹ = 328376987 is a prime.

It is not a weakly prime, because it can be changed into another prime (328377199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164188749 + 164188750.

It is an arithmetic number, because the mean of its divisors is an integer number (164188750).

Almost surely, 2^328377499 is an apocalyptic number.

328377499 is a deficient number, since it is larger than the sum of its proper divisors (1).

328377499 is an equidigital number, since it uses as much as digits as its factorization.

328377499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2286144, while the sum is 52.

The square root of 328377499 is about 18121.1892269796. The cubic root of 328377499 is about 689.9079195195.

The spelling of 328377499 in words is "three hundred twenty-eight million, three hundred seventy-seven thousand, four hundred ninety-nine".