328419407 has 2 divisors, whose sum is σ = 328419408. Its totient is φ = 328419406.

The previous prime is 328419397. The next prime is 328419431. The reversal of 328419407 is 704914823.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 328419407 - 2¹⁰ = 328418383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328419467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164209703 + 164209704.

It is an arithmetic number, because the mean of its divisors is an integer number (164209704).

Almost surely, 2^328419407 is an apocalyptic number.

328419407 is a deficient number, since it is larger than the sum of its proper divisors (1).

328419407 is an equidigital number, since it uses as much as digits as its factorization.

328419407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 328419407 is about 18122.3455159645. The cubic root of 328419407 is about 689.9372672786.

The spelling of 328419407 in words is "three hundred twenty-eight million, four hundred nineteen thousand, four hundred seven".