8225615 has 4 divisors (see below), whose sum is σ = 9870744. Its totient is φ = 6580488.

The previous prime is 8225597. The next prime is 8225629. The reversal of 8225615 is 5165228.

8225615 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8225615 - 2⁶ = 8225551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822557 + ... + 822566.

It is an arithmetic number, because the mean of its divisors is an integer number (2467686).

Almost surely, 2^8225615 is an apocalyptic number.

8225615 is a deficient number, since it is larger than the sum of its proper divisors (1645129).

8225615 is a wasteful number, since it uses less digits than its factorization.

8225615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645128.

The product of its digits is 4800, while the sum is 29.

The square root of 8225615 is about 2868.0332982725. The cubic root of 8225615 is about 201.8627224655.

The spelling of 8225615 in words is "eight million, two hundred twenty-five thousand, six hundred fifteen".