4220235234 has 12 divisors (see below), whose sum is σ = 9143843046. Its totient is φ = 1406745072.

The previous prime is 4220235223. The next prime is 4220235289. The reversal of 4220235234 is 4325320224.

It is a happy number.

4220235234 is a `hidden beast` number, since 422 + 0 + 2 + 3 + 5 + 234 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2113700625 + 2106534609 = 45975^2 + 45897^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4220235198 and 4220235207.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117228739 + ... + 117228774.

Almost surely, 2^4220235234 is an apocalyptic number.

4220235234 is an abundant number, since it is smaller than the sum of its proper divisors (4923607812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4220235234 is a wasteful number, since it uses less digits than its factorization.

4220235234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234457521 (or 234457518 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 4220235234 is about 64963.3376143806. The cubic root of 4220235234 is about 1616.0156154035.

Adding to 4220235234 its reverse (4325320224), we get a palindrome (8545555458).

The spelling of 4220235234 in words is "four billion, two hundred twenty million, two hundred thirty-five thousand, two hundred thirty-four".