8225158 has 4 divisors (see below), whose sum is σ = 12337740. Its totient is φ = 4112578.

The previous prime is 8225153. The next prime is 8225171. The reversal of 8225158 is 8515228.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8225153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2056288 + ... + 2056291.

It is an arithmetic number, because the mean of its divisors is an integer number (3084435).

Almost surely, 2^8225158 is an apocalyptic number.

8225158 is a deficient number, since it is larger than the sum of its proper divisors (4112582).

8225158 is a wasteful number, since it uses less digits than its factorization.

8225158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4112581.

The product of its digits is 6400, while the sum is 31.

The square root of 8225158 is about 2867.9536258454. The cubic root of 8225158 is about 201.8589840227.

The spelling of 8225158 in words is "eight million, two hundred twenty-five thousand, one hundred fifty-eight".