8265624 has 32 divisors (see below), whose sum is σ = 20736000. Its totient is φ = 2745632.

The previous prime is 8265619. The next prime is 8265629. The reversal of 8265624 is 4265628.

It is a Cunningham number, because it is equal to 2875²-1.

It is an interprime number because it is at equal distance from previous prime (8265619) and next prime (8265629).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8265629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11137 + ... + 11855.

It is an arithmetic number, because the mean of its divisors is an integer number (648000).

Almost surely, 2^8265624 is an apocalyptic number.

It is an amenable number.

8265624 is an abundant number, since it is smaller than the sum of its proper divisors (12470376).

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

8265624 is a wasteful number, since it uses less digits than its factorization.

8265624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207 (or 1203 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 8265624 is about 2874.9998260870. Note that the first 3 decimals coincide. The cubic root of 8265624 is about 202.1894768234.

The spelling of 8265624 in words is "eight million, two hundred sixty-five thousand, six hundred twenty-four".