996624751 has 2 divisors, whose sum is σ = 996624752. Its totient is φ = 996624750.

The previous prime is 996624719. The next prime is 996624757. The reversal of 996624751 is 157426699.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (157426699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 996624751 - 2⁵ = 996624719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 996624695 and 996624704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (996624757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498312375 + 498312376.

It is an arithmetic number, because the mean of its divisors is an integer number (498312376).

Almost surely, 2^996624751 is an apocalyptic number.

996624751 is a deficient number, since it is larger than the sum of its proper divisors (1).

996624751 is an equidigital number, since it uses as much as digits as its factorization.

996624751 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 996624751 is about 31569.3641209322. The cubic root of 996624751 is about 998.8736488093.

The spelling of 996624751 in words is "nine hundred ninety-six million, six hundred twenty-four thousand, seven hundred fifty-one".