8722248 has 32 divisors (see below), whose sum is σ = 21915360. Its totient is φ = 2892800.

The previous prime is 8722237. The next prime is 8722283. The reversal of 8722248 is 8422278.

It is a super-2 number, since 2×8722248² = 152155220347008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4648 + ... + 6248.

It is an arithmetic number, because the mean of its divisors is an integer number (684855).

Almost surely, 2^8722248 is an apocalyptic number.

It is an amenable number.

8722248 is an abundant number, since it is smaller than the sum of its proper divisors (13193112).

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

8722248 is a wasteful number, since it uses less digits than its factorization.

8722248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837 (or 1833 counting only the distinct ones).

The product of its digits is 14336, while the sum is 33.

The square root of 8722248 is about 2953.3452219475. The cubic root of 8722248 is about 205.8461791972.

The spelling of 8722248 in words is "eight million, seven hundred twenty-two thousand, two hundred forty-eight".