338168442 has 16 divisors (see below), whose sum is σ = 677027232. Its totient is φ = 112607760.

The previous prime is 338168393. The next prime is 338168459. The reversal of 338168442 is 244861833.

It is a happy number.

It is a super-2 number, since 2×338168442² = 228715790329414728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 338168442.

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, 22284 + ... + 34247.

It is an arithmetic number, because the mean of its divisors is an integer number (42314202).

Almost surely, 2^338168442 is an apocalyptic number.

338168442 is an abundant number, since it is smaller than the sum of its proper divisors (338858790).

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

338168442 is a wasteful number, since it uses less digits than its factorization.

338168442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57533.

The product of its digits is 110592, while the sum is 39.

The square root of 338168442 is about 18389.3567587341. The cubic root of 338168442 is about 696.6976712416.

The spelling of 338168442 in words is "three hundred thirty-eight million, one hundred sixty-eight thousand, four hundred forty-two".