5161256 has 16 divisors (see below), whose sum is σ = 9721140. Its totient is φ = 2568960.

The previous prime is 5161253. The next prime is 5161267. The reversal of 5161256 is 6521615.

It can be written as a sum of positive squares in 2 ways, for example, as 4972900 + 188356 = 2230^2 + 434^2 .

It is not an unprimeable number, because it can be changed into a prime (5161253) 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, 590 + ... + 3266.

Almost surely, 2^5161256 is an apocalyptic number.

It is an amenable number.

5161256 is a deficient number, since it is larger than the sum of its proper divisors (4559884).

5161256 is a wasteful number, since it uses less digits than its factorization.

5161256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2924 (or 2920 counting only the distinct ones).

The product of its digits is 1800, while the sum is 26.

The square root of 5161256 is about 2271.8397830833. The cubic root of 5161256 is about 172.8164714809.

The spelling of 5161256 in words is "five million, one hundred sixty-one thousand, two hundred fifty-six".