202422422 has 4 divisors (see below), whose sum is σ = 303633636. Its totient is φ = 101211210.

The previous prime is 202422419. The next prime is 202422427. The reversal of 202422422 is 224224202.

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

It is a junction number, because it is equal to n+sod(n) for n = 202422394 and 202422403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202422427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605604 + ... + 50605607.

It is an arithmetic number, because the mean of its divisors is an integer number (75908409).

Almost surely, 2^202422422 is an apocalyptic number.

202422422 is a deficient number, since it is larger than the sum of its proper divisors (101211214).

202422422 is a wasteful number, since it uses less digits than its factorization.

202422422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101211213.

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 202422422 is about 14227.5233965719. The cubic root of 202422422 is about 587.1551470658.

Adding to 202422422 its reverse (224224202), we get a palindrome (426646624).

The spelling of 202422422 in words is "two hundred two million, four hundred twenty-two thousand, four hundred twenty-two".