338908042 has 16 divisors (see below), whose sum is σ = 554861664. Its totient is φ = 153970000.

The previous prime is 338908033. The next prime is 338908057. The reversal of 338908042 is 240809833.

It is a super-2 number, since 2×338908042² = 229717321864547528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338907992 and 338908010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73917 + ... + 78367.

It is an arithmetic number, because the mean of its divisors is an integer number (34678854).

Almost surely, 2^338908042 is an apocalyptic number.

338908042 is a deficient number, since it is larger than the sum of its proper divisors (215953622).

338908042 is a wasteful number, since it uses less digits than its factorization.

338908042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7925.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 338908042 is about 18409.4552336564. The cubic root of 338908042 is about 697.2052116062.

The spelling of 338908042 in words is "three hundred thirty-eight million, nine hundred eight thousand, forty-two".