338156049 has 16 divisors (see below), whose sum is σ = 562129920. Its totient is φ = 175665360.

The previous prime is 338156047. The next prime is 338156087. The reversal of 338156049 is 940651833.

It is not a de Polignac number, because 338156049 - 2¹ = 338156047 is a prime.

It is a super-2 number, since 2×338156049² = 228699026950580802, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 338155998 and 338156016.

It is not an unprimeable number, because it can be changed into a prime (338156047) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 731709 + ... + 732170.

It is an arithmetic number, because the mean of its divisors is an integer number (35133120).

Almost surely, 2^338156049 is an apocalyptic number.

It is an amenable number.

338156049 is a deficient number, since it is larger than the sum of its proper divisors (223973871).

338156049 is a wasteful number, since it uses less digits than its factorization.

338156049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1463900.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 338156049 is about 18389.0197944317. The cubic root of 338156049 is about 696.6891604142.

The spelling of 338156049 in words is "three hundred thirty-eight million, one hundred fifty-six thousand, forty-nine".