5499749 has 2 divisors, whose sum is σ = 5499750. Its totient is φ = 5499748.

The previous prime is 5499733. The next prime is 5499761. The reversal of 5499749 is 9479945.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5452225 + 47524 = 2335^2 + 218^2 .

It is a cyclic number.

It is not a de Polignac number, because 5499749 - 2⁴ = 5499733 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5499709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2749874 + 2749875.

It is an arithmetic number, because the mean of its divisors is an integer number (2749875).

Almost surely, 2^5499749 is an apocalyptic number.

It is an amenable number.

5499749 is a deficient number, since it is larger than the sum of its proper divisors (1).

5499749 is an equidigital number, since it uses as much as digits as its factorization.

5499749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 47.

The square root of 5499749 is about 2345.1543659214. The cubic root of 5499749 is about 176.5147315211.

The spelling of 5499749 in words is "five million, four hundred ninety-nine thousand, seven hundred forty-nine".