424055791 has 2 divisors, whose sum is σ = 424055792. Its totient is φ = 424055790.

The previous prime is 424055771. The next prime is 424055869. The reversal of 424055791 is 197550424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424055791 - 2¹⁵ = 424023023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 424055791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424055771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212027895 + 212027896.

It is an arithmetic number, because the mean of its divisors is an integer number (212027896).

Almost surely, 2^424055791 is an apocalyptic number.

424055791 is a deficient number, since it is larger than the sum of its proper divisors (1).

424055791 is an equidigital number, since it uses as much as digits as its factorization.

424055791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 424055791 is about 20592.6149626511. The cubic root of 424055791 is about 751.2901001756.

It can be divided in two parts, 4240 and 55791, that added together give a triangular number (60031 = T₃₄₆).

The spelling of 424055791 in words is "four hundred twenty-four million, fifty-five thousand, seven hundred ninety-one".