7876493 has 2 divisors, whose sum is σ = 7876494. Its totient is φ = 7876492.

The previous prime is 7876483. The next prime is 7876501. The reversal of 7876493 is 3946787.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3948169 + 3928324 = 1987^2 + 1982^2 .

It is a cyclic number.

It is not a de Polignac number, because 7876493 - 2⁸ = 7876237 is a prime.

It is a Sophie Germain prime.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7876403) 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, 3938246 + 3938247.

It is an arithmetic number, because the mean of its divisors is an integer number (3938247).

Almost surely, 2^7876493 is an apocalyptic number.

It is an amenable number.

7876493 is a deficient number, since it is larger than the sum of its proper divisors (1).

7876493 is an equidigital number, since it uses as much as digits as its factorization.

7876493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 44.

The square root of 7876493 is about 2806.5090414962. The cubic root of 7876493 is about 198.9654325790.

The spelling of 7876493 in words is "seven million, eight hundred seventy-six thousand, four hundred ninety-three".