338385648 has 20 divisors (see below), whose sum is σ = 874163048. Its totient is φ = 112795200.

The previous prime is 338385643. The next prime is 338385661. The reversal of 338385648 is 846583833.

It is a super-2 number, since 2×338385648² = 229009693544759808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 7049701 = 338385648 / (3 + 3 + 8 + 3 + 8 + 5 + 6 + 4 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 338385597 and 338385606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338385643) 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, 3524803 + ... + 3524898.

Almost surely, 2^338385648 is an apocalyptic number.

It is an amenable number.

338385648 is an abundant number, since it is smaller than the sum of its proper divisors (535777400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

338385648 is a wasteful number, since it uses less digits than its factorization.

338385648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7049712 (or 7049706 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 48.

The square root of 338385648 is about 18395.2615637832. The cubic root of 338385648 is about 696.8468025699.

The spelling of 338385648 in words is "three hundred thirty-eight million, three hundred eighty-five thousand, six hundred forty-eight".