949997 has 2 divisors, whose sum is σ = 949998. Its totient is φ = 949996.

The previous prime is 949987. The next prime is 950009. The reversal of 949997 is 799949.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 885481 + 64516 = 941^2 + 254^2 .

It is an emirp because it is prime and its reverse (799949) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 949997 - 2¹⁰ = 948973 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (949937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474998 + 474999.

It is an arithmetic number, because the mean of its divisors is an integer number (474999).

2⁹⁴⁹⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

949997 is a deficient number, since it is larger than the sum of its proper divisors (1).

949997 is an equidigital number, since it uses as much as digits as its factorization.

949997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 183708, while the sum is 47.

The square root of 949997 is about 974.6778955122. The cubic root of 949997 is about 98.3046537704.

It can be divided in two parts, 9499 and 97, that multiplied together give a triangular number (921403 = T₁₃₅₇).

The spelling of 949997 in words is "nine hundred forty-nine thousand, nine hundred ninety-seven".