424460143 has 4 divisors (see below), whose sum is σ = 431418568. Its totient is φ = 417501720.

The previous prime is 424460137. The next prime is 424460161. The reversal of 424460143 is 341064424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424460143 - 2²¹ = 422362991 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 (424460123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3479121 + ... + 3479242.

It is an arithmetic number, because the mean of its divisors is an integer number (107854642).

Almost surely, 2^424460143 is an apocalyptic number.

424460143 is a deficient number, since it is larger than the sum of its proper divisors (6958425).

424460143 is an equidigital number, since it uses as much as digits as its factorization.

424460143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6958424.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 424460143 is about 20602.4305119566. The cubic root of 424460143 is about 751.5288180954.

The spelling of 424460143 in words is "four hundred twenty-four million, four hundred sixty thousand, one hundred forty-three".