338532392 has 32 divisors (see below), whose sum is σ = 693165600. Its totient is φ = 153720000.

The previous prime is 338532379. The next prime is 338532413. The reversal of 338532392 is 293235833.

Added to its reverse (293235833) it gives a square (631768225 = 25135²).

It is a super-2 number, since 2×338532392² = 229208360866483328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149267 + ... + 151517.

It is an arithmetic number, because the mean of its divisors is an integer number (21661425).

Almost surely, 2^338532392 is an apocalyptic number.

It is an amenable number.

338532392 is an abundant number, since it is smaller than the sum of its proper divisors (354633208).

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

338532392 is a wasteful number, since it uses less digits than its factorization.

338532392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3977 (or 3973 counting only the distinct ones).

The product of its digits is 116640, while the sum is 38.

The square root of 338532392 is about 18399.2497673139. The cubic root of 338532392 is about 696.9475193207.

Adding to 338532392 its reverse (293235833), we get a square (631768225 = 25135²).

The spelling of 338532392 in words is "three hundred thirty-eight million, five hundred thirty-two thousand, three hundred ninety-two".