42384743 has 2 divisors, whose sum is σ = 42384744. Its totient is φ = 42384742.

The previous prime is 42384731. The next prime is 42384841. The reversal of 42384743 is 34748324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42384743 - 2⁶ = 42384679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42384143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21192371 + 21192372.

It is an arithmetic number, because the mean of its divisors is an integer number (21192372).

Almost surely, 2^42384743 is an apocalyptic number.

42384743 is a deficient number, since it is larger than the sum of its proper divisors (1).

42384743 is an equidigital number, since it uses as much as digits as its factorization.

42384743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 35.

The square root of 42384743 is about 6510.3565954562. The cubic root of 42384743 is about 348.6608501033.

The spelling of 42384743 in words is "forty-two million, three hundred eighty-four thousand, seven hundred forty-three".