5573749 has 2 divisors, whose sum is σ = 5573750. Its totient is φ = 5573748.

The previous prime is 5573747. The next prime is 5573767. The reversal of 5573749 is 9473755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5489649 + 84100 = 2343^2 + 290^2 .

It is a cyclic number.

It is not a de Polignac number, because 5573749 - 2¹ = 5573747 is a prime.

Together with 5573747, it forms a pair of twin primes.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5573747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2786874 + 2786875.

It is an arithmetic number, because the mean of its divisors is an integer number (2786875).

Almost surely, 2^5573749 is an apocalyptic number.

It is an amenable number.

5573749 is a deficient number, since it is larger than the sum of its proper divisors (1).

5573749 is an equidigital number, since it uses as much as digits as its factorization.

5573749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 132300, while the sum is 40.

The square root of 5573749 is about 2360.8788617801. The cubic root of 5573749 is about 177.3028850651.

The spelling of 5573749 in words is "five million, five hundred seventy-three thousand, seven hundred forty-nine".