1338604608 has 168 divisors, whose sum is σ = 3928441216. Its totient is φ = 401955840.

The previous prime is 1338604607. The next prime is 1338604637. The reversal of 1338604608 is 8064068331.

It is not an unprimeable number, because it can be changed into a prime (1338604601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3647241 + ... + 3647607.

Almost surely, 2^1338604608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1338604608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1964220608).

1338604608 is an abundant number, since it is smaller than the sum of its proper divisors (2589836608).

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

1338604608 is a wasteful number, since it uses less digits than its factorization.

1338604608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561 (or 540 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 1338604608 is about 36586.9458687112. The cubic root of 1338604608 is about 1102.0909561806.

The spelling of 1338604608 in words is "one billion, three hundred thirty-eight million, six hundred four thousand, six hundred eight".