202404434234 has 8 divisors (see below), whose sum is σ = 307449773760. Its totient is φ = 99921176316.

The previous prime is 202404434231. The next prime is 202404434257. The reversal of 202404434234 is 432434404202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 202404434234.

It is not an unprimeable number, because it can be changed into a prime (202404434231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 640520204 + ... + 640520519.

It is an arithmetic number, because the mean of its divisors is an integer number (38431221720).

Almost surely, 2^202404434234 is an apocalyptic number.

202404434234 is a deficient number, since it is larger than the sum of its proper divisors (105045339526).

202404434234 is a wasteful number, since it uses less digits than its factorization.

202404434234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281040804.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 202404434234 its reverse (432434404202), we get a palindrome (634838838436).

The spelling of 202404434234 in words is "two hundred two billion, four hundred four million, four hundred thirty-four thousand, two hundred thirty-four".