8327620631 has 12 divisors (see below), whose sum is σ = 9303565992. Its totient is φ = 7446450000.

The previous prime is 8327620583. The next prime is 8327620661. The reversal of 8327620631 is 1360267238.

It is not a de Polignac number, because 8327620631 - 2²⁶ = 8260511767 is a prime.

It is a super-2 number, since 2×8327620631² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8327620661) 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 in 11 ways as a sum of consecutive naturals, for example, 556745 + ... + 571506.

It is an arithmetic number, because the mean of its divisors is an integer number (775297166).

Almost surely, 2^8327620631 is an apocalyptic number.

8327620631 is a deficient number, since it is larger than the sum of its proper divisors (975945361).

8327620631 is a wasteful number, since it uses less digits than its factorization.

8327620631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128334 (or 1128323 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 8327620631 is about 91255.7977938936. The cubic root of 8327620631 is about 2026.9372818277.

Adding to 8327620631 its reverse (1360267238), we get a palindrome (9687887869).

The spelling of 8327620631 in words is "eight billion, three hundred twenty-seven million, six hundred twenty thousand, six hundred thirty-one".