4048640446 has 8 divisors (see below), whose sum is σ = 6076744560. Its totient is φ = 2023058928.

The previous prime is 4048640443. The next prime is 4048640459. The reversal of 4048640446 is 6440468404.

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

It is a junction number, because it is equal to n+sod(n) for n = 4048640399 and 4048640408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4048640443) 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, 626631 + ... + 633058.

It is an arithmetic number, because the mean of its divisors is an integer number (759593070).

Almost surely, 2^4048640446 is an apocalyptic number.

4048640446 is a deficient number, since it is larger than the sum of its proper divisors (2028104114).

4048640446 is a wasteful number, since it uses less digits than its factorization.

4048640446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261298.

The product of its (nonzero) digits is 294912, while the sum is 40.

The square root of 4048640446 is about 63628.9277451695. The cubic root of 4048640446 is about 1593.8094706379.

The spelling of 4048640446 in words is "four billion, forty-eight million, six hundred forty thousand, four hundred forty-six".