22502000434 has 4 divisors (see below), whose sum is σ = 33753000654. Its totient is φ = 11251000216.

The previous prime is 22502000407. The next prime is 22502000459. The reversal of 22502000434 is 43400020522.

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

It can be written as a sum of positive squares in only one way, i.e., 22229915409 + 272085025 = 149097^2 + 16495^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5625500107 + ... + 5625500110.

Almost surely, 2^22502000434 is an apocalyptic number.

22502000434 is a deficient number, since it is larger than the sum of its proper divisors (11251000220).

22502000434 is a wasteful number, since it uses less digits than its factorization.

22502000434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11251000219.

The product of its (nonzero) digits is 1920, while the sum is 22.

Adding to 22502000434 its reverse (43400020522), we get a palindrome (65902020956).

The spelling of 22502000434 in words is "twenty-two billion, five hundred two million, four hundred thirty-four", and thus it is an aban number.