7612643 has 2 divisors, whose sum is σ = 7612644. Its totient is φ = 7612642.

The previous prime is 7612621. The next prime is 7612663. The reversal of 7612643 is 3462167.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7612643 is a prime.

It is a d-powerful number, because it can be written as 7² + 6⁸ + 1 + 2³ + 6⁸ + 4¹¹ + 3¹⁰ .

It is not a weakly prime, because it can be changed into another prime (7612603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3806321 + 3806322.

It is an arithmetic number, because the mean of its divisors is an integer number (3806322).

Almost surely, 2^7612643 is an apocalyptic number.

7612643 is a deficient number, since it is larger than the sum of its proper divisors (1).

7612643 is an equidigital number, since it uses as much as digits as its factorization.

7612643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 29.

The square root of 7612643 is about 2759.1018466160. The cubic root of 7612643 is about 196.7184775238.

The spelling of 7612643 in words is "seven million, six hundred twelve thousand, six hundred forty-three".