996326761 has 2 divisors, whose sum is σ = 996326762. Its totient is φ = 996326760.

The previous prime is 996326729. The next prime is 996326777. The reversal of 996326761 is 167623699.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 636048400 + 360278361 = 25220^2 + 18981^2 .

It is an emirp because it is prime and its reverse (167623699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 996326761 - 2⁵ = 996326729 is a prime.

It is a super-2 number, since 2×996326761² = 1985334029369502242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (996326711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498163380 + 498163381.

It is an arithmetic number, because the mean of its divisors is an integer number (498163381).

Almost surely, 2^996326761 is an apocalyptic number.

It is an amenable number.

996326761 is a deficient number, since it is larger than the sum of its proper divisors (1).

996326761 is an equidigital number, since it uses as much as digits as its factorization.

996326761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 49.

The square root of 996326761 is about 31564.6441608329. The cubic root of 996326761 is about 998.7740847459.

The spelling of 996326761 in words is "nine hundred ninety-six million, three hundred twenty-six thousand, seven hundred sixty-one".