8156227 has 8 divisors (see below), whose sum is σ = 8331120. Its totient is φ = 7983360.

The previous prime is 8156189. The next prime is 8156231. The reversal of 8156227 is 7226518.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8156227 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (8156257) 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, 9652 + ... + 10462.

It is an arithmetic number, because the mean of its divisors is an integer number (1041390).

Almost surely, 2^8156227 is an apocalyptic number.

8156227 is a deficient number, since it is larger than the sum of its proper divisors (174893).

8156227 is a wasteful number, since it uses less digits than its factorization.

8156227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013.

The product of its digits is 6720, while the sum is 31.

The square root of 8156227 is about 2855.9108879655. The cubic root of 8156227 is about 201.2935078189.

The spelling of 8156227 in words is "eight million, one hundred fifty-six thousand, two hundred twenty-seven".