424963321 has 2 divisors, whose sum is σ = 424963322. Its totient is φ = 424963320.

The previous prime is 424963267. The next prime is 424963327. The reversal of 424963321 is 123369424.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 395413225 + 29550096 = 19885^2 + 5436^2 .

It is a cyclic number.

It is not a de Polignac number, because 424963321 - 2⁷ = 424963193 is a prime.

It is not a weakly prime, because it can be changed into another prime (424963327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212481660 + 212481661.

It is an arithmetic number, because the mean of its divisors is an integer number (212481661).

Almost surely, 2^424963321 is an apocalyptic number.

It is an amenable number.

424963321 is a deficient number, since it is larger than the sum of its proper divisors (1).

424963321 is an equidigital number, since it uses as much as digits as its factorization.

424963321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 34.

The square root of 424963321 is about 20614.6385124746. The cubic root of 424963321 is about 751.8256684551.

The spelling of 424963321 in words is "four hundred twenty-four million, nine hundred sixty-three thousand, three hundred twenty-one".