2384668457 has 4 divisors (see below), whose sum is σ = 2385070020. Its totient is φ = 2384266896.

The previous prime is 2384668453. The next prime is 2384668471. The reversal of 2384668457 is 7548664832.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2205617296 + 179051161 = 46964^2 + 13381^2 .

It is a cyclic number.

It is not a de Polignac number, because 2384668457 - 2² = 2384668453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2384668399 and 2384668408.

It is not an unprimeable number, because it can be changed into a prime (2384668453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191738 + ... + 203795.

It is an arithmetic number, because the mean of its divisors is an integer number (596267505).

Almost surely, 2^2384668457 is an apocalyptic number.

It is an amenable number.

2384668457 is a deficient number, since it is larger than the sum of its proper divisors (401563).

2384668457 is an equidigital number, since it uses as much as digits as its factorization.

2384668457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401562.

The product of its digits is 7741440, while the sum is 53.

The square root of 2384668457 is about 48833.0672495595. The cubic root of 2384668457 is about 1336.0088521845.

The spelling of 2384668457 in words is "two billion, three hundred eighty-four million, six hundred sixty-eight thousand, four hundred fifty-seven".