2438927864 has 32 divisors (see below), whose sum is σ = 4652239440. Its totient is φ = 1198368000.

The previous prime is 2438927863. The next prime is 2438927867. The reversal of 2438927864 is 4687298342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2438927861) 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 7 ways as a sum of consecutive naturals, for example, 854039 + ... + 856889.

Almost surely, 2^2438927864 is an apocalyptic number.

It is an amenable number.

2438927864 is a deficient number, since it is larger than the sum of its proper divisors (2213311576).

2438927864 is a wasteful number, since it uses less digits than its factorization.

2438927864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4671 (or 4667 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 53.

The square root of 2438927864 is about 49385.5025690739. The cubic root of 2438927864 is about 1346.0658878967.

The spelling of 2438927864 in words is "two billion, four hundred thirty-eight million, nine hundred twenty-seven thousand, eight hundred sixty-four".