2421634743 has 24 divisors (see below), whose sum is σ = 3819004176. Its totient is φ = 1466467200.

The previous prime is 2421634739. The next prime is 2421634753. The reversal of 2421634743 is 3474361242.

2421634743 is a `hidden beast` number, since 24 + 2 + 163 + 474 + 3 = 666.

It is not a de Polignac number, because 2421634743 - 2² = 2421634739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2421634698 and 2421634707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421634703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121521 + ... + 140037.

It is an arithmetic number, because the mean of its divisors is an integer number (159125174).

Almost surely, 2^2421634743 is an apocalyptic number.

2421634743 is a deficient number, since it is larger than the sum of its proper divisors (1397369433).

2421634743 is a wasteful number, since it uses less digits than its factorization.

2421634743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19855 (or 19852 counting only the distinct ones).

The product of its digits is 96768, while the sum is 36.

The square root of 2421634743 is about 49210.1081384709. The cubic root of 2421634743 is about 1342.8769300416.

Adding to 2421634743 its reverse (3474361242), we get a palindrome (5895995985).

The spelling of 2421634743 in words is "two billion, four hundred twenty-one million, six hundred thirty-four thousand, seven hundred forty-three".