5570561 has 4 divisors (see below), whose sum is σ = 5619972. Its totient is φ = 5521152.

The previous prime is 5570533. The next prime is 5570567. The reversal of 5570561 is 1650755.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 118336 + 5452225 = 344^2 + 2335^2 .

It is a cyclic number.

It is not a de Polignac number, because 5570561 - 2⁶ = 5570497 is a prime.

It is a super-2 number, since 2×5570561² = 62062299709442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5570567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24536 + ... + 24761.

It is an arithmetic number, because the mean of its divisors is an integer number (1404993).

It is a Proth number, since it is equal to 85 ⋅ 2¹⁶ + 1 and 85 < 2¹⁶.

Almost surely, 2^5570561 is an apocalyptic number.

It is an amenable number.

5570561 is a deficient number, since it is larger than the sum of its proper divisors (49411).

5570561 is a wasteful number, since it uses less digits than its factorization.

5570561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49410.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 5570561 is about 2360.2035929131. The cubic root of 5570561 is about 177.2690748236.

The spelling of 5570561 in words is "five million, five hundred seventy thousand, five hundred sixty-one".