422225029 has 2 divisors, whose sum is σ = 422225030. Its totient is φ = 422225028.

The previous prime is 422225003. The next prime is 422225033. The reversal of 422225029 is 920522224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 407030625 + 15194404 = 20175^2 + 3898^2 .

It is a cyclic number.

It is not a de Polignac number, because 422225029 - 2⁵ = 422224997 is a prime.

It is a super-2 number, since 2×422225029² = 356547950228101682, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 422224988 and 422225006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422285029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211112514 + 211112515.

It is an arithmetic number, because the mean of its divisors is an integer number (211112515).

Almost surely, 2^422225029 is an apocalyptic number.

It is an amenable number.

422225029 is a deficient number, since it is larger than the sum of its proper divisors (1).

422225029 is an equidigital number, since it uses as much as digits as its factorization.

422225029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 422225029 is about 20548.1149743717. The cubic root of 422225029 is about 750.2073672524.

The spelling of 422225029 in words is "four hundred twenty-two million, two hundred twenty-five thousand, twenty-nine".