338387322 has 64 divisors (see below), whose sum is σ = 835430400. Its totient is φ = 88979904.

The previous prime is 338387249. The next prime is 338387323. The reversal of 338387322 is 223783833.

It is a super-2 number, since 2×338387322² = 229011959380663368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (338387323) 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, 241179 + ... + 242577.

It is an arithmetic number, because the mean of its divisors is an integer number (13053600).

Almost surely, 2^338387322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 338387322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (417715200).

338387322 is an abundant number, since it is smaller than the sum of its proper divisors (497043078).

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

338387322 is a wasteful number, since it uses less digits than its factorization.

338387322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1867.

The product of its digits is 145152, while the sum is 39.

The square root of 338387322 is about 18395.3070645749. The cubic root of 338387322 is about 696.8479516726.

The spelling of 338387322 in words is "three hundred thirty-eight million, three hundred eighty-seven thousand, three hundred twenty-two".