22323431434 has 8 divisors (see below), whose sum is σ = 33539419908. Its totient is φ = 11143624800.

The previous prime is 22323431423. The next prime is 22323431437. The reversal of 22323431434 is 43413432322.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15063880225 + 7259551209 = 122735^2 + 85203^2 .

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

It is a super-4 number, since 4×22323431434⁴ (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a junction number, because it is equal to n+sod(n) for n = 22323431396 and 22323431405.

It is not an unprimeable number, because it can be changed into a prime (22323431437) 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, 9043917 + ... + 9046384.

Almost surely, 2^22323431434 is an apocalyptic number.

22323431434 is a deficient number, since it is larger than the sum of its proper divisors (11215988474).

22323431434 is a wasteful number, since it uses less digits than its factorization.

22323431434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18090920.

The product of its digits is 41472, while the sum is 31.

Adding to 22323431434 its reverse (43413432322), we get a palindrome (65736863756).

The spelling of 22323431434 in words is "twenty-two billion, three hundred twenty-three million, four hundred thirty-one thousand, four hundred thirty-four".