5505749 has 2 divisors, whose sum is σ = 5505750. Its totient is φ = 5505748.

The previous prime is 5505743. The next prime is 5505751. The reversal of 5505749 is 9475055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5499025 + 6724 = 2345^2 + 82^2 .

It is a cyclic number.

It is not a de Polignac number, because 5505749 - 2¹² = 5501653 is a prime.

It is a Sophie Germain prime.

Together with 5505751, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5505743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752874 + 2752875.

It is an arithmetic number, because the mean of its divisors is an integer number (2752875).

Almost surely, 2^5505749 is an apocalyptic number.

It is an amenable number.

5505749 is a deficient number, since it is larger than the sum of its proper divisors (1).

5505749 is an equidigital number, since it uses as much as digits as its factorization.

5505749 is an odious number, because the sum of its binary digits is odd.

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

The square root of 5505749 is about 2346.4332507020. The cubic root of 5505749 is about 176.5788982968.

The spelling of 5505749 in words is "five million, five hundred five thousand, seven hundred forty-nine".