338423842 has 8 divisors (see below), whose sum is σ = 507714732. Its totient is φ = 169185600.

The previous prime is 338423821. The next prime is 338423851. The reversal of 338423842 is 248324833.

338423842 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 310429161 + 27994681 = 17619^2 + 5291^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×338423842² = 229061393668081928, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14742 + ... + 29902.

Almost surely, 2^338423842 is an apocalyptic number.

338423842 is a deficient number, since it is larger than the sum of its proper divisors (169290890).

338423842 is a wasteful number, since it uses less digits than its factorization.

338423842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26324.

The product of its digits is 110592, while the sum is 37.

The square root of 338423842 is about 18396.2996822731. The cubic root of 338423842 is about 696.8730195658.

Subtracting from 338423842 its reverse (248324833), we obtain a palindrome (90099009).

The spelling of 338423842 in words is "three hundred thirty-eight million, four hundred twenty-three thousand, eight hundred forty-two".