1338330264 has 64 divisors (see below), whose sum is σ = 3527331840. Its totient is φ = 422522880.

The previous prime is 1338330247. The next prime is 1338330269. The reversal of 1338330264 is 4620338331.

It is a super-2 number, since 2×1338330264² = 3582255791076619392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338330269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15832 + ... + 54104.

It is an arithmetic number, because the mean of its divisors is an integer number (55114560).

Almost surely, 2^1338330264 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 1338330264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1763665920).

1338330264 is an abundant number, since it is smaller than the sum of its proper divisors (2189001576).

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

1338330264 is a wasteful number, since it uses less digits than its factorization.

1338330264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38360 (or 38356 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 1338330264 is about 36583.1964705109. The cubic root of 1338330264 is about 1102.0156606833.

Adding to 1338330264 its reverse (4620338331), we get a palindrome (5958668595).

The spelling of 1338330264 in words is "one billion, three hundred thirty-eight million, three hundred thirty thousand, two hundred sixty-four".