422354321 has 2 divisors, whose sum is σ = 422354322. Its totient is φ = 422354320.

The previous prime is 422354293. The next prime is 422354327. The reversal of 422354321 is 123453224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 362369296 + 59985025 = 19036^2 + 7745^2 .

It is a cyclic number.

It is not a de Polignac number, because 422354321 - 2¹⁰ = 422353297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (422354327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211177160 + 211177161.

It is an arithmetic number, because the mean of its divisors is an integer number (211177161).

Almost surely, 2^422354321 is an apocalyptic number.

It is an amenable number.

422354321 is a deficient number, since it is larger than the sum of its proper divisors (1).

422354321 is an equidigital number, since it uses as much as digits as its factorization.

422354321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 26.

The square root of 422354321 is about 20551.2608129039. The cubic root of 422354321 is about 750.2839345687.

The spelling of 422354321 in words is "four hundred twenty-two million, three hundred fifty-four thousand, three hundred twenty-one".