76819343 has 2 divisors, whose sum is σ = 76819344. Its totient is φ = 76819342.

The previous prime is 76819307. The next prime is 76819349. The reversal of 76819343 is 34391867.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 76819343 - 2⁶ = 76819279 is a prime.

It is a super-2 number, since 2×76819343² = 11802422917903298, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 76819343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76819349) 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, 38409671 + 38409672.

It is an arithmetic number, because the mean of its divisors is an integer number (38409672).

Almost surely, 2^76819343 is an apocalyptic number.

76819343 is a deficient number, since it is larger than the sum of its proper divisors (1).

76819343 is an equidigital number, since it uses as much as digits as its factorization.

76819343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 41.

The square root of 76819343 is about 8764.6644545014. The cubic root of 76819343 is about 425.0991104496.

The spelling of 76819343 in words is "seventy-six million, eight hundred nineteen thousand, three hundred forty-three".