4857156 has 18 divisors (see below), whose sum is σ = 12277902. Its totient is φ = 1619040.

The previous prime is 4857143. The next prime is 4857161. The reversal of 4857156 is 6517584.

It can be written as a sum of positive squares in only one way, i.e., 4161600 + 695556 = 2040^2 + 834^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 134921 = 4857156 / (4 + 8 + 5 + 7 + 1 + 5 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 4857156.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67425 + ... + 67496.

Almost surely, 2^4857156 is an apocalyptic number.

It is an amenable number.

4857156 is an abundant number, since it is smaller than the sum of its proper divisors (7420746).

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

4857156 is a wasteful number, since it uses less digits than its factorization.

4857156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134931 (or 134926 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 4857156 is about 2203.8956418125. The cubic root of 4857156 is about 169.3534379309.

The spelling of 4857156 in words is "four million, eight hundred fifty-seven thousand, one hundred fifty-six".