2421363845 has 16 divisors (see below), whose sum is σ = 3013254000. Its totient is φ = 1865676288.

The previous prime is 2421363821. The next prime is 2421363863. The reversal of 2421363845 is 5483631242.

It can be written as a sum of positive squares in 8 ways, for example, as 668015716 + 1753348129 = 25846^2 + 41873^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421363845 - 2⁸ = 2421363589 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2421363799 and 2421363808.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38891 + ... + 79719.

It is an arithmetic number, because the mean of its divisors is an integer number (188328375).

Almost surely, 2^2421363845 is an apocalyptic number.

It is an amenable number.

2421363845 is a deficient number, since it is larger than the sum of its proper divisors (591890155).

2421363845 is a wasteful number, since it uses less digits than its factorization.

2421363845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41272.

The product of its digits is 138240, while the sum is 38.

The square root of 2421363845 is about 49207.3555985282. The cubic root of 2421363845 is about 1342.8268541935.

The spelling of 2421363845 in words is "two billion, four hundred twenty-one million, three hundred sixty-three thousand, eight hundred forty-five".