5557229 has 2 divisors, whose sum is σ = 5557230. Its totient is φ = 5557228.

The previous prime is 5557213. The next prime is 5557231. The reversal of 5557229 is 9227555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4401604 + 1155625 = 2098^2 + 1075^2 .

It is a cyclic number.

It is not a de Polignac number, because 5557229 - 2⁴ = 5557213 is a prime.

Together with 5557231, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5550229) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778614 + 2778615.

It is an arithmetic number, because the mean of its divisors is an integer number (2778615).

Almost surely, 2^5557229 is an apocalyptic number.

It is an amenable number.

5557229 is a deficient number, since it is larger than the sum of its proper divisors (1).

5557229 is an equidigital number, since it uses as much as digits as its factorization.

5557229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31500, while the sum is 35.

The square root of 5557229 is about 2357.3775684010. The cubic root of 5557229 is about 177.1275427460.

The spelling of 5557229 in words is "five million, five hundred fifty-seven thousand, two hundred twenty-nine".