8656157 has 4 divisors (see below), whose sum is σ = 8669376. Its totient is φ = 8642940.

The previous prime is 8656147. The next prime is 8656159. The reversal of 8656157 is 7516568.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8656157 - 2⁶ = 8656093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8656157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8656159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5573 + ... + 6954.

It is an arithmetic number, because the mean of its divisors is an integer number (2167344).

Almost surely, 2^8656157 is an apocalyptic number.

It is an amenable number.

8656157 is a deficient number, since it is larger than the sum of its proper divisors (13219).

8656157 is a wasteful number, since it uses less digits than its factorization.

8656157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13218.

The product of its digits is 50400, while the sum is 38.

The square root of 8656157 is about 2942.1347691770. The cubic root of 8656157 is about 205.3249417379.

The spelling of 8656157 in words is "eight million, six hundred fifty-six thousand, one hundred fifty-seven".