8312226 has 32 divisors (see below), whose sum is σ = 18207168. Its totient is φ = 2514240.

The previous prime is 8312219. The next prime is 8312233. The reversal of 8312226 is 6222138.

It is an interprime number because it is at equal distance from previous prime (8312219) and next prime (8312233).

It is a junction number, because it is equal to n+sod(n) for n = 8312196 and 8312205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3885 + ... + 5631.

It is an arithmetic number, because the mean of its divisors is an integer number (568974).

Almost surely, 2^8312226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8312226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9103584).

8312226 is an abundant number, since it is smaller than the sum of its proper divisors (9894942).

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

8312226 is a wasteful number, since it uses less digits than its factorization.

8312226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1826.

The product of its digits is 1152, while the sum is 24.

The square root of 8312226 is about 2883.0931306498. The cubic root of 8312226 is about 202.5687497094.

The spelling of 8312226 in words is "eight million, three hundred twelve thousand, two hundred twenty-six".