338063440 has 160 divisors (see below), whose sum is σ = 956188800. Its totient is φ = 109455360.

The previous prime is 338063419. The next prime is 338063443. The reversal of 338063440 is 44360833.

It is a super-2 number, since 2×338063440² = 228573778929267200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338063443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331251 + ... + 332269.

It is an arithmetic number, because the mean of its divisors is an integer number (5976180).

Almost surely, 2^338063440 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 338063440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (478094400).

338063440 is an abundant number, since it is smaller than the sum of its proper divisors (618125360).

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

338063440 is a wasteful number, since it uses less digits than its factorization.

338063440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085 (or 1079 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 338063440 is about 18386.5015704456. The cubic root of 338063440 is about 696.6255550882.

The spelling of 338063440 in words is "three hundred thirty-eight million, sixty-three thousand, four hundred forty".