7922531 has 2 divisors, whose sum is σ = 7922532. Its totient is φ = 7922530.

The previous prime is 7922507. The next prime is 7922567. The reversal of 7922531 is 1352297.

7922531 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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7922531 is a prime.

It is a super-2 number, since 2×7922531² = 125532994891922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 7922494 and 7922503.

It is not a weakly prime, because it can be changed into another prime (7922501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3961265 + 3961266.

It is an arithmetic number, because the mean of its divisors is an integer number (3961266).

Almost surely, 2^7922531 is an apocalyptic number.

7922531 is a deficient number, since it is larger than the sum of its proper divisors (1).

7922531 is an equidigital number, since it uses as much as digits as its factorization.

7922531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 7922531 is about 2814.6990958182. The cubic root of 7922531 is about 199.3523298811.

The spelling of 7922531 in words is "seven million, nine hundred twenty-two thousand, five hundred thirty-one".