422450233 has 2 divisors, whose sum is σ = 422450234. Its totient is φ = 422450232.

The previous prime is 422450219. The next prime is 422450263. The reversal of 422450233 is 332054224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405901609 + 16548624 = 20147^2 + 4068^2 .

It is a cyclic number.

It is not a de Polignac number, because 422450233 - 2²¹ = 420353081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422450198 and 422450207.

It is not a weakly prime, because it can be changed into another prime (422450263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211225116 + 211225117.

It is an arithmetic number, because the mean of its divisors is an integer number (211225117).

Almost surely, 2^422450233 is an apocalyptic number.

It is an amenable number.

422450233 is a deficient number, since it is larger than the sum of its proper divisors (1).

422450233 is an equidigital number, since it uses as much as digits as its factorization.

422450233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 422450233 is about 20553.5941625790. The cubic root of 422450233 is about 750.3407240009.

The spelling of 422450233 in words is "four hundred twenty-two million, four hundred fifty thousand, two hundred thirty-three".