994626517 has 2 divisors, whose sum is σ = 994626518. Its totient is φ = 994626516.

The previous prime is 994626473. The next prime is 994626527. The reversal of 994626517 is 715626499.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 983073316 + 11553201 = 31354^2 + 3399^2 .

It is a cyclic number.

It is not a de Polignac number, because 994626517 - 2⁷ = 994626389 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 (994626527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497313258 + 497313259.

It is an arithmetic number, because the mean of its divisors is an integer number (497313259).

Almost surely, 2^994626517 is an apocalyptic number.

It is an amenable number.

994626517 is a deficient number, since it is larger than the sum of its proper divisors (1).

994626517 is an equidigital number, since it uses as much as digits as its factorization.

994626517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 49.

The square root of 994626517 is about 31537.6999319862. The cubic root of 994626517 is about 998.2056211303.

It can be divided in two parts, 9946 and 26517, that added together give a palindrome (36463).

The spelling of 994626517 in words is "nine hundred ninety-four million, six hundred twenty-six thousand, five hundred seventeen".