480442409 has 2 divisors, whose sum is σ = 480442410. Its totient is φ = 480442408.

The previous prime is 480442399. The next prime is 480442411. The reversal of 480442409 is 904244084.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 417589225 + 62853184 = 20435^2 + 7928^2 .

It is a cyclic number.

It is not a de Polignac number, because 480442409 - 2⁴ = 480442393 is a prime.

Together with 480442411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (480442499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240221204 + 240221205.

It is an arithmetic number, because the mean of its divisors is an integer number (240221205).

Almost surely, 2^480442409 is an apocalyptic number.

It is an amenable number.

480442409 is a deficient number, since it is larger than the sum of its proper divisors (1).

480442409 is an equidigital number, since it uses as much as digits as its factorization.

480442409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 480442409 is about 21918.9965326883. The cubic root of 480442409 is about 783.2140061281.

The spelling of 480442409 in words is "four hundred eighty million, four hundred forty-two thousand, four hundred nine".