338871242 has 4 divisors (see below), whose sum is σ = 508306866. Its totient is φ = 169435620.

The previous prime is 338871209. The next prime is 338871263. The reversal of 338871242 is 242178833.

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

It can be written as a sum of positive squares in only one way, i.e., 331640521 + 7230721 = 18211^2 + 2689^2 .

It is a super-2 number, since 2×338871242² = 229667437309245128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338871196 and 338871205.

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 as a sum of consecutive naturals, namely, 84717809 + ... + 84717812.

Almost surely, 2^338871242 is an apocalyptic number.

338871242 is a deficient number, since it is larger than the sum of its proper divisors (169435624).

338871242 is a wasteful number, since it uses less digits than its factorization.

338871242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169435623.

The product of its digits is 64512, while the sum is 38.

The square root of 338871242 is about 18408.4557201304. The cubic root of 338871242 is about 697.1799755762.

The spelling of 338871242 in words is "three hundred thirty-eight million, eight hundred seventy-one thousand, two hundred forty-two".