434477321 has 2 divisors, whose sum is σ = 434477322. Its totient is φ = 434477320.

The previous prime is 434477317. The next prime is 434477339. The reversal of 434477321 is 123774434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 368217721 + 66259600 = 19189^2 + 8140^2 .

It is a cyclic number.

It is not a de Polignac number, because 434477321 - 2² = 434477317 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (434477371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217238660 + 217238661.

It is an arithmetic number, because the mean of its divisors is an integer number (217238661).

Almost surely, 2^434477321 is an apocalyptic number.

It is an amenable number.

434477321 is a deficient number, since it is larger than the sum of its proper divisors (1).

434477321 is an equidigital number, since it uses as much as digits as its factorization.

434477321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 35.

The square root of 434477321 is about 20844.1195784327. The cubic root of 434477321 is about 757.3948899094.

The spelling of 434477321 in words is "four hundred thirty-four million, four hundred seventy-seven thousand, three hundred twenty-one".