424222297 has 2 divisors, whose sum is σ = 424222298. Its totient is φ = 424222296.

The previous prime is 424222277. The next prime is 424222313. The reversal of 424222297 is 792222424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 420906256 + 3316041 = 20516^2 + 1821^2 .

It is a cyclic number.

It is not a de Polignac number, because 424222297 - 2¹¹ = 424220249 is a prime.

It is not a weakly prime, because it can be changed into another prime (424222207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212111148 + 212111149.

It is an arithmetic number, because the mean of its divisors is an integer number (212111149).

Almost surely, 2^424222297 is an apocalyptic number.

It is an amenable number.

424222297 is a deficient number, since it is larger than the sum of its proper divisors (1).

424222297 is an equidigital number, since it uses as much as digits as its factorization.

424222297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 34.

The square root of 424222297 is about 20596.6574229898. The cubic root of 424222297 is about 751.3884189525.

The spelling of 424222297 in words is "four hundred twenty-four million, two hundred twenty-two thousand, two hundred ninety-seven".