4312858212 has 36 divisors (see below), whose sum is σ = 11740559740. Its totient is φ = 1327033152.

The previous prime is 4312858189. The next prime is 4312858213. The reversal of 4312858212 is 2128582134.

It is a happy number.

4312858212 is a `hidden beast` number, since 43 + 1 + 28 + 582 + 12 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 395850816 + 3917007396 = 19896^2 + 62586^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4312858213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4607287 + ... + 4608222.

Almost surely, 2^4312858212 is an apocalyptic number.

It is an amenable number.

4312858212 is an abundant number, since it is smaller than the sum of its proper divisors (7427701528).

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

4312858212 is a wasteful number, since it uses less digits than its factorization.

4312858212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9215532 (or 9215527 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 4312858212 is about 65672.3550057404. The cubic root of 4312858212 is about 1627.7525844109.

The spelling of 4312858212 in words is "four billion, three hundred twelve million, eight hundred fifty-eight thousand, two hundred twelve".