338985245 has 8 divisors (see below), whose sum is σ = 407169240. Its totient is φ = 270930240.

The previous prime is 338985239. The next prime is 338985259. The reversal of 338985245 is 542589833.

It can be written as a sum of positive squares in 4 ways, for example, as 4351396 + 334633849 = 2086^2 + 18293^2 .

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

It is not a de Polignac number, because 338985245 - 2¹⁶ = 338919709 is a prime.

It is a super-2 number, since 2×338985245² = 229821992655420050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 338985245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26366 + ... + 37055.

It is an arithmetic number, because the mean of its divisors is an integer number (50896155).

Almost surely, 2^338985245 is an apocalyptic number.

It is an amenable number.

338985245 is a deficient number, since it is larger than the sum of its proper divisors (68183995).

338985245 is a wasteful number, since it uses less digits than its factorization.

338985245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64495.

The product of its digits is 1036800, while the sum is 47.

The square root of 338985245 is about 18411.5519443636. The cubic root of 338985245 is about 697.2581485297.

The spelling of 338985245 in words is "three hundred thirty-eight million, nine hundred eighty-five thousand, two hundred forty-five".