424842863 has 2 divisors, whose sum is σ = 424842864. Its totient is φ = 424842862.

The previous prime is 424842841. The next prime is 424842877. The reversal of 424842863 is 368248424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 424842863 - 2¹⁰ = 424841839 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 424842863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424842833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212421431 + 212421432.

It is an arithmetic number, because the mean of its divisors is an integer number (212421432).

Almost surely, 2^424842863 is an apocalyptic number.

424842863 is a deficient number, since it is larger than the sum of its proper divisors (1).

424842863 is an equidigital number, since it uses as much as digits as its factorization.

424842863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 294912, while the sum is 41.

The square root of 424842863 is about 20611.7166436956. The cubic root of 424842863 is about 751.7546254810.

The spelling of 424842863 in words is "four hundred twenty-four million, eight hundred forty-two thousand, eight hundred sixty-three".