8225656 has 8 divisors (see below), whose sum is σ = 15423120. Its totient is φ = 4112824.

The previous prime is 8225641. The next prime is 8225669. The reversal of 8225656 is 6565228.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×8225656² = 135322833260672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 514096 + ... + 514111.

It is an arithmetic number, because the mean of its divisors is an integer number (1927890).

Almost surely, 2^8225656 is an apocalyptic number.

It is an amenable number.

8225656 is a deficient number, since it is larger than the sum of its proper divisors (7197464).

8225656 is a wasteful number, since it uses less digits than its factorization.

8225656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028213 (or 1028209 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 8225656 is about 2868.0404460188. The cubic root of 8225656 is about 201.8630578551.

The spelling of 8225656 in words is "eight million, two hundred twenty-five thousand, six hundred fifty-six".