320604419 has 2 divisors, whose sum is σ = 320604420. Its totient is φ = 320604418.

The previous prime is 320604341. The next prime is 320604439. The reversal of 320604419 is 914406023.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320604419 is a prime.

It is a super-2 number, since 2×320604419² = 205574386964655122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320604391 and 320604400.

It is not a weakly prime, because it can be changed into another prime (320604439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160302209 + 160302210.

It is an arithmetic number, because the mean of its divisors is an integer number (160302210).

Almost surely, 2^320604419 is an apocalyptic number.

320604419 is a deficient number, since it is larger than the sum of its proper divisors (1).

320604419 is an equidigital number, since it uses as much as digits as its factorization.

320604419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 320604419 is about 17905.4298747615. The cubic root of 320604419 is about 684.4207503009.

The spelling of 320604419 in words is "three hundred twenty million, six hundred four thousand, four hundred nineteen".