5161224 has 16 divisors (see below), whose sum is σ = 12903120. Its totient is φ = 1720400.

The previous prime is 5161187. The next prime is 5161229. The reversal of 5161224 is 4221615.

It is a self number, because there is not a number n which added to its sum of digits gives 5161224.

It is not an unprimeable number, because it can be changed into a prime (5161229) 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, 107502 + ... + 107549.

It is an arithmetic number, because the mean of its divisors is an integer number (806445).

Almost surely, 2^5161224 is an apocalyptic number.

It is an amenable number.

5161224 is an abundant number, since it is smaller than the sum of its proper divisors (7741896).

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

5161224 is a wasteful number, since it uses less digits than its factorization.

5161224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215060 (or 215056 counting only the distinct ones).

The product of its digits is 480, while the sum is 21.

The square root of 5161224 is about 2271.8327403222. The cubic root of 5161224 is about 172.8161143237.

Adding to 5161224 its reverse (4221615), we get a palindrome (9382839).

The spelling of 5161224 in words is "five million, one hundred sixty-one thousand, two hundred twenty-four".