338161040 has 40 divisors (see below), whose sum is σ = 898543680. Its totient is φ = 115940736.

The previous prime is 338160997. The next prime is 338161079. The reversal of 338161040 is 40161833.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×338161040² = 228705777947763200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301370 + ... + 302489.

It is an arithmetic number, because the mean of its divisors is an integer number (22463592).

Almost surely, 2^338161040 is an apocalyptic number.

It is an amenable number.

338161040 is an abundant number, since it is smaller than the sum of its proper divisors (560382640).

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

338161040 is a wasteful number, since it uses less digits than its factorization.

338161040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603879 (or 603873 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 338161040 is about 18389.1554999135. The cubic root of 338161040 is about 696.6925879821.

The spelling of 338161040 in words is "three hundred thirty-eight million, one hundred sixty-one thousand, forty".