338440085 has 8 divisors (see below), whose sum is σ = 409722840. Its totient is φ = 268355584.

The previous prime is 338440049. The next prime is 338440087. The reversal of 338440085 is 580044833.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 32924644 + 305515441 = 5738^2 + 17479^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 338440085 - 2⁶ = 338440021 is a prime.

It is a super-2 number, since 2×338440085² = 229083382269614450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338440087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298940 + ... + 300069.

It is an arithmetic number, because the mean of its divisors is an integer number (51215355).

Almost surely, 2^338440085 is an apocalyptic number.

It is an amenable number.

338440085 is a deficient number, since it is larger than the sum of its proper divisors (71282755).

338440085 is a wasteful number, since it uses less digits than its factorization.

338440085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599127.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 338440085 is about 18396.7411516279. The cubic root of 338440085 is about 696.8841684329.

The spelling of 338440085 in words is "three hundred thirty-eight million, four hundred forty thousand, eighty-five".