8434424228 has 6 divisors (see below), whose sum is σ = 14760242406. Its totient is φ = 4217212112.

The previous prime is 8434424221. The next prime is 8434424233. The reversal of 8434424228 is 8224244348.

It can be written as a sum of positive squares in only one way, i.e., 7863787684 + 570636544 = 88678^2 + 23888^2 .

It is a super-2 number, since 2×8434424228² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8434424221) by changing a digit.

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 as a sum of consecutive naturals, namely, 1054303025 + ... + 1054303032.

It is an arithmetic number, because the mean of its divisors is an integer number (2460040401).

Almost surely, 2^8434424228 is an apocalyptic number.

It is an amenable number.

8434424228 is a deficient number, since it is larger than the sum of its proper divisors (6325818178).

8434424228 is a wasteful number, since it uses less digits than its factorization.

8434424228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108606061 (or 2108606059 counting only the distinct ones).

The product of its digits is 393216, while the sum is 41.

The square root of 8434424228 is about 91839.1214461462. The cubic root of 8434424228 is about 2035.5658066861.

The spelling of 8434424228 in words is "eight billion, four hundred thirty-four million, four hundred twenty-four thousand, two hundred twenty-eight".