5122224 has 80 divisors (see below), whose sum is σ = 14999040. Its totient is φ = 1673280.

The previous prime is 5122213. The next prime is 5122259. The reversal of 5122224 is 4222215.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 5122197 and 5122206.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30589 + ... + 30755.

It is an arithmetic number, because the mean of its divisors is an integer number (187488).

Almost surely, 2^5122224 is an apocalyptic number.

5122224 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5122224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7499520).

5122224 is an abundant number, since it is smaller than the sum of its proper divisors (9876816).

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

5122224 is a wasteful number, since it uses less digits than its factorization.

5122224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255 (or 243 counting only the distinct ones).

The product of its digits is 320, while the sum is 18.

The square root of 5122224 is about 2263.2330856542. The cubic root of 5122224 is about 172.3797271252.

Adding to 5122224 its reverse (4222215), we get a palindrome (9344439).

Subtracting from 5122224 its reverse (4222215), we obtain a palindrome (900009).

The spelling of 5122224 in words is "five million, one hundred twenty-two thousand, two hundred twenty-four".