422202026 has 4 divisors (see below), whose sum is σ = 633303042. Its totient is φ = 211101012.

The previous prime is 422202023. The next prime is 422202029. The reversal of 422202026 is 620202224.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (422202023) and next prime (422202029).

It can be written as a sum of positive squares in only one way, i.e., 248094001 + 174108025 = 15751^2 + 13195^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 422201989 and 422202007.

It is not an unprimeable number, because it can be changed into a prime (422202023) 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, 105550505 + ... + 105550508.

Almost surely, 2^422202026 is an apocalyptic number.

422202026 is a deficient number, since it is larger than the sum of its proper divisors (211101016).

422202026 is a wasteful number, since it uses less digits than its factorization.

422202026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211101015.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 422202026 is about 20547.5552317058. Note that the first 3 decimals coincide. The cubic root of 422202026 is about 750.1937431323.

The spelling of 422202026 in words is "four hundred twenty-two million, two hundred two thousand, twenty-six".