22344230434 has 4 divisors (see below), whose sum is σ = 33516345654. Its totient is φ = 11172115216.

The previous prime is 22344230407. The next prime is 22344230443. The reversal of 22344230434 is 43403244322.

It is a happy number.

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., 22172699025 + 171531409 = 148905^2 + 13097^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 22344230396 and 22344230405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5586057607 + ... + 5586057610.

Almost surely, 2^22344230434 is an apocalyptic number.

22344230434 is a deficient number, since it is larger than the sum of its proper divisors (11172115220).

22344230434 is a wasteful number, since it uses less digits than its factorization.

22344230434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11172115219.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 22344230434 its reverse (43403244322), we get a palindrome (65747474756).

The spelling of 22344230434 in words is "twenty-two billion, three hundred forty-four million, two hundred thirty thousand, four hundred thirty-four".