8312242 has 8 divisors (see below), whose sum is σ = 12523500. Its totient is φ = 4137744.

The previous prime is 8312237. The next prime is 8312243. The reversal of 8312242 is 2422138.

It can be written as a sum of positive squares in 2 ways, for example, as 8128201 + 184041 = 2851^2 + 429^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (8312243) 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, 8617 + ... + 9532.

Almost surely, 2^8312242 is an apocalyptic number.

8312242 is a deficient number, since it is larger than the sum of its proper divisors (4211258).

8312242 is a wasteful number, since it uses less digits than its factorization.

8312242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18380.

The product of its digits is 768, while the sum is 22.

The square root of 8312242 is about 2883.0959054461. The cubic root of 8312242 is about 202.5688796825.

The spelling of 8312242 in words is "eight million, three hundred twelve thousand, two hundred forty-two".