5229224 has 64 divisors (see below), whose sum is σ = 13184640. Its totient is φ = 1877760.

The previous prime is 5229223. The next prime is 5229233. The reversal of 5229224 is 4229225.

5229224 = 347² + 348² + ... + 385².

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 5229193 and 5229202.

It is not an unprimeable number, because it can be changed into a prime (5229223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7682 + ... + 8334.

It is an arithmetic number, because the mean of its divisors is an integer number (206010).

Almost surely, 2^5229224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5229224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6592320).

5229224 is an abundant number, since it is smaller than the sum of its proper divisors (7955416).

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

5229224 is a wasteful number, since it uses less digits than its factorization.

5229224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690 (or 686 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 5229224 is about 2286.7496583579. The cubic root of 5229224 is about 173.5717658855.

Subtracting from 5229224 its reverse (4229225), we obtain a palindrome (999999).

The spelling of 5229224 in words is "five million, two hundred twenty-nine thousand, two hundred twenty-four".