424384641 has 6 divisors (see below), whose sum is σ = 613000050. Its totient is φ = 282923088.

The previous prime is 424384567. The next prime is 424384687. The reversal of 424384641 is 146483424.

424384641 is a `hidden beast` number, since 4 + 2 + 4 + 3 + 8 + 4 + 641 = 666.

It can be written as a sum of positive squares in only one way, i.e., 423536400 + 848241 = 20580^2 + 921^2 .

It is not a de Polignac number, because 424384641 - 2¹⁴ = 424368257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 424384596 and 424384605.

It is not an unprimeable number, because it can be changed into a prime (424380641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23576916 + ... + 23576933.

It is an arithmetic number, because the mean of its divisors is an integer number (102166675).

Almost surely, 2^424384641 is an apocalyptic number.

It is an amenable number.

424384641 is a deficient number, since it is larger than the sum of its proper divisors (188615409).

424384641 is a wasteful number, since it uses less digits than its factorization.

424384641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47153855 (or 47153852 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

The square root of 424384641 is about 20600.5980738424. The cubic root of 424384641 is about 751.4842553770.

The spelling of 424384641 in words is "four hundred twenty-four million, three hundred eighty-four thousand, six hundred forty-one".