4386648338 has 4 divisors (see below), whose sum is σ = 6579972510. Its totient is φ = 2193324168.

The previous prime is 4386648337. The next prime is 4386648349. The reversal of 4386648338 is 8338466834.

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

It can be written as a sum of positive squares in only one way, i.e., 4085382889 + 301265449 = 63917^2 + 17357^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4386648338.

It is not an unprimeable number, because it can be changed into a prime (4386648337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1096662083 + ... + 1096662086.

Almost surely, 2^4386648338 is an apocalyptic number.

4386648338 is a deficient number, since it is larger than the sum of its proper divisors (2193324172).

4386648338 is a wasteful number, since it uses less digits than its factorization.

4386648338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193324171.

The product of its digits is 7962624, while the sum is 53.

The square root of 4386648338 is about 66231.7774032979. Note that the first 3 decimals coincide. The cubic root of 4386648338 is about 1636.9833920567.

The spelling of 4386648338 in words is "four billion, three hundred eighty-six million, six hundred forty-eight thousand, three hundred thirty-eight".