422031353 has 2 divisors, whose sum is σ = 422031354. Its totient is φ = 422031352.

The previous prime is 422031331. The next prime is 422031419. The reversal of 422031353 is 353130224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 279658729 + 142372624 = 16723^2 + 11932^2 .

It is a cyclic number.

It is not a de Polignac number, because 422031353 - 2¹² = 422027257 is a prime.

It is a super-2 number, since 2×422031353² = 356220925830021218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (422031653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211015676 + 211015677.

It is an arithmetic number, because the mean of its divisors is an integer number (211015677).

Almost surely, 2^422031353 is an apocalyptic number.

It is an amenable number.

422031353 is a deficient number, since it is larger than the sum of its proper divisors (1).

422031353 is an equidigital number, since it uses as much as digits as its factorization.

422031353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 422031353 is about 20543.4016900804. The cubic root of 422031353 is about 750.0926421857.

Adding to 422031353 its reverse (353130224), we get a palindrome (775161577).

The spelling of 422031353 in words is "four hundred twenty-two million, thirty-one thousand, three hundred fifty-three".