8434229 has 4 divisors (see below), whose sum is σ = 8458476. Its totient is φ = 8409984.

The previous prime is 8434219. The next prime is 8434243. The reversal of 8434229 is 9224348.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5880625 + 2553604 = 2425^2 + 1598^2 .

It is a cyclic number.

It is not a de Polignac number, because 8434229 - 2⁴ = 8434213 is a prime.

It is a super-2 number, since 2×8434229² = 142272437648882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8434195 and 8434204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8434219) 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, 11594 + ... + 12299.

It is an arithmetic number, because the mean of its divisors is an integer number (2114619).

Almost surely, 2^8434229 is an apocalyptic number.

It is an amenable number.

8434229 is a deficient number, since it is larger than the sum of its proper divisors (24247).

8434229 is a wasteful number, since it uses less digits than its factorization.

8434229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24246.

The product of its digits is 13824, while the sum is 32.

The square root of 8434229 is about 2904.1744093632. The cubic root of 8434229 is about 203.5550101109. Note that the first 3 decimals are identical.

The spelling of 8434229 in words is "eight million, four hundred thirty-four thousand, two hundred twenty-nine".