7996631 has 2 divisors, whose sum is σ = 7996632. Its totient is φ = 7996630.

The previous prime is 7996619. The next prime is 7996649. The reversal of 7996631 is 1366997.

Added to its reverse (1366997) it gives a triangular number (9363628 = T₄₃₂₇).

It is a happy number.

7996631 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (1366997) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7996631 - 2¹⁰ = 7995607 is a prime.

It is a super-2 number, since 2×7996631² = 127892214700322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7996601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3998315 + 3998316.

It is an arithmetic number, because the mean of its divisors is an integer number (3998316).

Almost surely, 2^7996631 is an apocalyptic number.

7996631 is a deficient number, since it is larger than the sum of its proper divisors (1).

7996631 is an equidigital number, since it uses as much as digits as its factorization.

7996631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 41.

The square root of 7996631 is about 2827.8315013452. The cubic root of 7996631 is about 199.9719210580.

Adding to 7996631 its reverse (1366997), we get a triangular number (9363628 = T₄₃₂₇).

It can be divided in two parts, 79966 and 31, that added together give a palindrome (79997).

The spelling of 7996631 in words is "seven million, nine hundred ninety-six thousand, six hundred thirty-one".