5215229 has 2 divisors, whose sum is σ = 5215230. Its totient is φ = 5215228.

The previous prime is 5215211. The next prime is 5215247. The reversal of 5215229 is 9225125.

It is a balanced prime because it is at equal distance from previous prime (5215211) and next prime (5215247).

It can be written as a sum of positive squares in only one way, i.e., 3892729 + 1322500 = 1973^2 + 1150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5215229 is a prime.

It is a super-2 number, since 2×5215229² = 54397227044882, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5215198 and 5215207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5215279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2607614 + 2607615.

It is an arithmetic number, because the mean of its divisors is an integer number (2607615).

Almost surely, 2^5215229 is an apocalyptic number.

It is an amenable number.

5215229 is a deficient number, since it is larger than the sum of its proper divisors (1).

5215229 is an equidigital number, since it uses as much as digits as its factorization.

5215229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1800, while the sum is 26.

The square root of 5215229 is about 2283.6875880908. The cubic root of 5215229 is about 173.4167838634.

The spelling of 5215229 in words is "five million, two hundred fifteen thousand, two hundred twenty-nine".