22430432434 has 16 divisors (see below), whose sum is σ = 35629875000. Its totient is φ = 10553995264.

The previous prime is 22430432371. The next prime is 22430432449. The reversal of 22430432434 is 43423403422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 21475437025 + 954995409 = 146545^2 + 30903^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22430432396 and 22430432405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216942 + ... + 303190.

Almost surely, 2^22430432434 is an apocalyptic number.

22430432434 is a deficient number, since it is larger than the sum of its proper divisors (13199442566).

22430432434 is a wasteful number, since it uses less digits than its factorization.

22430432434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93917.

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

Adding to 22430432434 its reverse (43423403422), we get a palindrome (65853835856).

The spelling of 22430432434 in words is "twenty-two billion, four hundred thirty million, four hundred thirty-two thousand, four hundred thirty-four".