940549 has 2 divisors, whose sum is σ = 940550. Its totient is φ = 940548.

The previous prime is 940547. The next prime is 940553. The reversal of 940549 is 945049.

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., 893025 + 47524 = 945^2 + 218^2 .

It is a cyclic number.

It is not a de Polignac number, because 940549 - 2¹ = 940547 is a prime.

Together with 940547, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 940549.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470274 + 470275.

It is an arithmetic number, because the mean of its divisors is an integer number (470275).

2⁹⁴⁰⁵⁴⁹ is an apocalyptic number.

It is an amenable number.

940549 is a deficient number, since it is larger than the sum of its proper divisors (1).

940549 is an equidigital number, since it uses as much as digits as its factorization.

940549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 940549 is about 969.8190552882. The cubic root of 940549 is about 97.9776778258.

The spelling of 940549 in words is "nine hundred forty thousand, five hundred forty-nine".