338508542 has 4 divisors (see below), whose sum is σ = 507762816. Its totient is φ = 169254270.

The previous prime is 338508493. The next prime is 338508551. The reversal of 338508542 is 245805833.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×338508542² = 229176066013931528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338508496 and 338508505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84627134 + ... + 84627137.

It is an arithmetic number, because the mean of its divisors is an integer number (126940704).

Almost surely, 2^338508542 is an apocalyptic number.

338508542 is a deficient number, since it is larger than the sum of its proper divisors (169254274).

338508542 is a wasteful number, since it uses less digits than its factorization.

338508542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169254273.

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 338508542 is about 18398.6016316458. The cubic root of 338508542 is about 696.9311520158.

The spelling of 338508542 in words is "three hundred thirty-eight million, five hundred eight thousand, five hundred forty-two".