5547557 has 2 divisors, whose sum is σ = 5547558. Its totient is φ = 5547556.

The previous prime is 5547547. The next prime is 5547569. The reversal of 5547557 is 7557455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5541316 + 6241 = 2354^2 + 79^2 .

It is a cyclic number.

It is not a de Polignac number, because 5547557 - 2¹⁰ = 5546533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5547557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5547547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2773778 + 2773779.

It is an arithmetic number, because the mean of its divisors is an integer number (2773779).

Almost surely, 2^5547557 is an apocalyptic number.

It is an amenable number.

5547557 is a deficient number, since it is larger than the sum of its proper divisors (1).

5547557 is an equidigital number, since it uses as much as digits as its factorization.

5547557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122500, while the sum is 38.

The square root of 5547557 is about 2355.3252429336. The cubic root of 5547557 is about 177.0247233704.

The spelling of 5547557 in words is "five million, five hundred forty-seven thousand, five hundred fifty-seven".