424971863 has 4 divisors (see below), whose sum is σ = 427107600. Its totient is φ = 422836128.

The previous prime is 424971823. The next prime is 424971871. The reversal of 424971863 is 368179424.

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 424971863 - 2¹⁶ = 424906327 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 (424971823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1067570 + ... + 1067967.

It is an arithmetic number, because the mean of its divisors is an integer number (106776900).

Almost surely, 2^424971863 is an apocalyptic number.

424971863 is a deficient number, since it is larger than the sum of its proper divisors (2135737).

424971863 is a wasteful number, since it uses less digits than its factorization.

424971863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135736.

The product of its digits is 290304, while the sum is 44.

The square root of 424971863 is about 20614.8456943049. The cubic root of 424971863 is about 751.8307057932.

The spelling of 424971863 in words is "four hundred twenty-four million, nine hundred seventy-one thousand, eight hundred sixty-three".