338699245 has 16 divisors (see below), whose sum is σ = 431976240. Its totient is φ = 254055424.

The previous prime is 338699243. The next prime is 338699281. The reversal of 338699245 is 542996833.

It can be written as a sum of positive squares in 8 ways, for example, as 27741289 + 310957956 = 5267^2 + 17634^2 .

It is a cyclic number.

It is not a de Polignac number, because 338699245 - 2¹ = 338699243 is a prime.

It is a super-2 number, since 2×338699245² = 229434357127140050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338699243) 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, 15459 + ... + 30271.

It is an arithmetic number, because the mean of its divisors is an integer number (26998515).

Almost surely, 2^338699245 is an apocalyptic number.

It is an amenable number.

338699245 is a deficient number, since it is larger than the sum of its proper divisors (93276995).

338699245 is a wasteful number, since it uses less digits than its factorization.

338699245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15104.

The product of its digits is 1399680, while the sum is 49.

The square root of 338699245 is about 18403.7834425425. The cubic root of 338699245 is about 697.0620023928.

The spelling of 338699245 in words is "three hundred thirty-eight million, six hundred ninety-nine thousand, two hundred forty-five".