76224871 has 2 divisors, whose sum is σ = 76224872. Its totient is φ = 76224870.

The previous prime is 76224857. The next prime is 76224881. The reversal of 76224871 is 17842267.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76224871 is a prime.

It is equal to p_4461976 and since 76224871 and 4461976 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76224871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76224881) 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, 38112435 + 38112436.

It is an arithmetic number, because the mean of its divisors is an integer number (38112436).

Almost surely, 2^76224871 is an apocalyptic number.

76224871 is a deficient number, since it is larger than the sum of its proper divisors (1).

76224871 is an equidigital number, since it uses as much as digits as its factorization.

76224871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37632, while the sum is 37.

The square root of 76224871 is about 8730.6855973629. The cubic root of 76224871 is about 423.9997163134. Note that the first 3 decimals are identical.

The spelling of 76224871 in words is "seventy-six million, two hundred twenty-four thousand, eight hundred seventy-one".