1048576639 has 8 divisors (see below), whose sum is σ = 1144811520. Its totient is φ = 952493400.

The previous prime is 1048576631. The next prime is 1048576649. The reversal of 1048576639 is 9366758401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1048576639 - 2³ = 1048576631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1048576592 and 1048576601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1048576631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23197 + ... + 51334.

It is an arithmetic number, because the mean of its divisors is an integer number (143101440).

Almost surely, 2^1048576639 is an apocalyptic number.

1048576639 is a deficient number, since it is larger than the sum of its proper divisors (96234881).

1048576639 is a wasteful number, since it uses less digits than its factorization.

1048576639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75821.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 1048576639 is about 32381.7331067996. The cubic root of 1048576639 is about 1015.9368796295.

The spelling of 1048576639 in words is "one billion, forty-eight million, five hundred seventy-six thousand, six hundred thirty-nine".