5161264 has 20 divisors (see below), whose sum is σ = 10056400. Its totient is φ = 2566080.

The previous prime is 5161253. The next prime is 5161267. The reversal of 5161264 is 4621615.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5161267) 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, 2374 + ... + 3994.

It is an arithmetic number, because the mean of its divisors is an integer number (502820).

Almost surely, 2^5161264 is an apocalyptic number.

It is an amenable number.

5161264 is a deficient number, since it is larger than the sum of its proper divisors (4895136).

5161264 is a wasteful number, since it uses less digits than its factorization.

5161264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1828 (or 1822 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 5161264 is about 2271.8415437702. The cubic root of 5161264 is about 172.8165607699.

Adding to 5161264 its reverse (4621615), we get a palindrome (9782879).

The spelling of 5161264 in words is "five million, one hundred sixty-one thousand, two hundred sixty-four".