803749 has 2 divisors, whose sum is σ = 803750. Its totient is φ = 803748.

The previous prime is 803741. The next prime is 803813. The reversal of 803749 is 947308.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 431649 + 372100 = 657^2 + 610^2 .

It is a cyclic number.

It is not a de Polignac number, because 803749 - 2³ = 803741 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 803749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (803741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401874 + 401875.

It is an arithmetic number, because the mean of its divisors is an integer number (401875).

2⁸⁰³⁷⁴⁹ is an apocalyptic number.

It is an amenable number.

803749 is a deficient number, since it is larger than the sum of its proper divisors (1).

803749 is an equidigital number, since it uses as much as digits as its factorization.

803749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 803749 is about 896.5204961405. The cubic root of 803749 is about 92.9765617121.

The spelling of 803749 in words is "eight hundred three thousand, seven hundred forty-nine".