8456224 has 36 divisors (see below), whose sum is σ = 19369854. Its totient is φ = 3623424.

The previous prime is 8456221. The next prime is 8456233. The reversal of 8456224 is 4226548.

It can be written as a sum of positive squares in only one way, i.e., 5143824 + 3312400 = 2268^2 + 1820^2 .

It is not an unprimeable number, because it can be changed into a prime (8456221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1129 + ... + 4264.

Almost surely, 2^8456224 is an apocalyptic number.

It is an amenable number.

8456224 is an abundant number, since it is smaller than the sum of its proper divisors (10913630).

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

8456224 is a wasteful number, since it uses less digits than its factorization.

8456224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5417 (or 5402 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 8456224 is about 2907.9587342327. The cubic root of 8456224 is about 203.7318018549.

The spelling of 8456224 in words is "eight million, four hundred fifty-six thousand, two hundred twenty-four".