8434212 has 12 divisors (see below), whose sum is σ = 19679856. Its totient is φ = 2811400.

The previous prime is 8434199. The next prime is 8434213. The reversal of 8434212 is 2124348.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×8434212² = 142271864121888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8434213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351414 + ... + 351437.

It is an arithmetic number, because the mean of its divisors is an integer number (1639988).

Almost surely, 2^8434212 is an apocalyptic number.

It is an amenable number.

8434212 is an abundant number, since it is smaller than the sum of its proper divisors (11245644).

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

8434212 is a wasteful number, since it uses less digits than its factorization.

8434212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702858 (or 702856 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 8434212 is about 2904.1714825402. The cubic root of 8434212 is about 203.5548733492.

It can be divided in two parts, 8434 and 212, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 8434212 in words is "eight million, four hundred thirty-four thousand, two hundred twelve".