424949563 has 2 divisors, whose sum is σ = 424949564. Its totient is φ = 424949562.

The previous prime is 424949507. The next prime is 424949593. The reversal of 424949563 is 365949424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424949563 is a prime.

It is not a weakly prime, because it can be changed into another prime (424949593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212474781 + 212474782.

It is an arithmetic number, because the mean of its divisors is an integer number (212474782).

Almost surely, 2^424949563 is an apocalyptic number.

424949563 is a deficient number, since it is larger than the sum of its proper divisors (1).

424949563 is an equidigital number, since it uses as much as digits as its factorization.

424949563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 46.

The square root of 424949563 is about 20614.3048148610. The cubic root of 424949563 is about 751.8175550261.

The spelling of 424949563 in words is "four hundred twenty-four million, nine hundred forty-nine thousand, five hundred sixty-three".