424042543 has 8 divisors (see below), whose sum is σ = 450243360. Its totient is φ = 397981440.

The previous prime is 424042523. The next prime is 424042573. The reversal of 424042543 is 345240424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 424042543 - 2⁵ = 424042511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424042523) 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 in 7 ways as a sum of consecutive naturals, for example, 28638 + ... + 40843.

It is an arithmetic number, because the mean of its divisors is an integer number (56280420).

Almost surely, 2^424042543 is an apocalyptic number.

424042543 is a deficient number, since it is larger than the sum of its proper divisors (26200817).

424042543 is a wasteful number, since it uses less digits than its factorization.

424042543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69857.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 424042543 is about 20592.2932914234. The cubic root of 424042543 is about 751.2822763663.

Adding to 424042543 its reverse (345240424), we get a palindrome (769282967).

The spelling of 424042543 in words is "four hundred twenty-four million, forty-two thousand, five hundred forty-three".