5261224 has 8 divisors (see below), whose sum is σ = 9864810. Its totient is φ = 2630608.

The previous prime is 5261203. The next prime is 5261251. The reversal of 5261224 is 4221625.

It can be written as a sum of positive squares in only one way, i.e., 4796100 + 465124 = 2190^2 + 682^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-4 number, since 4×5261224⁴ (a number of 28 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5261195 and 5261204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328819 + ... + 328834.

Almost surely, 2^5261224 is an apocalyptic number.

It is an amenable number.

5261224 is a deficient number, since it is larger than the sum of its proper divisors (4603586).

5261224 is a wasteful number, since it uses less digits than its factorization.

5261224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657659 (or 657655 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 5261224 is about 2293.7358173948. The cubic root of 5261224 is about 173.9251009829.

Adding to 5261224 its reverse (4221625), we get a palindrome (9482849).

The spelling of 5261224 in words is "five million, two hundred sixty-one thousand, two hundred twenty-four".