202434222 has 8 divisors (see below), whose sum is σ = 404868456. Its totient is φ = 67478072.

The previous prime is 202434191. The next prime is 202434223. The reversal of 202434222 is 222434202.

It is a sphenic number, since it is the product of 3 distinct primes.

202434222 is an admirable number.

It is a super-2 number, since 2×202434222² = 81959228473490568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202434223) 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 in 3 ways as a sum of consecutive naturals, for example, 16869513 + ... + 16869524.

It is an arithmetic number, because the mean of its divisors is an integer number (50608557).

Almost surely, 2^202434222 is an apocalyptic number.

202434222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202434222 is a wasteful number, since it uses less digits than its factorization.

202434222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33739042.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 202434222 is about 14227.9380797078. The cubic root of 202434222 is about 587.1665560392.

Adding to 202434222 its reverse (222434202), we get a palindrome (424868424).

The spelling of 202434222 in words is "two hundred two million, four hundred thirty-four thousand, two hundred twenty-two".