4220353 has 2 divisors, whose sum is σ = 4220354. Its totient is φ = 4220352.

The previous prime is 4220351. The next prime is 4220357. The reversal of 4220353 is 3530224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2169729 + 2050624 = 1473^2 + 1432^2 .

It is a cyclic number.

It is not a de Polignac number, because 4220353 - 2¹ = 4220351 is a prime.

It is a super-2 number, since 2×4220353² = 35622758889218, which contains 22 as substring.

Together with 4220351, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4220353.

It is not a weakly prime, because it can be changed into another prime (4220351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110176 + 2110177.

It is an arithmetic number, because the mean of its divisors is an integer number (2110177).

Almost surely, 2^4220353 is an apocalyptic number.

It is an amenable number.

4220353 is a deficient number, since it is larger than the sum of its proper divisors (1).

4220353 is an equidigital number, since it uses as much as digits as its factorization.

4220353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 4220353 is about 2054.3497754764. The cubic root of 4220353 is about 161.6030646945.

Adding to 4220353 its reverse (3530224), we get a palindrome (7750577).

The spelling of 4220353 in words is "four million, two hundred twenty thousand, three hundred fifty-three".