338273609 has 16 divisors (see below), whose sum is σ = 352179840. Its totient is φ = 324725760.

The previous prime is 338273591. The next prime is 338273623. The reversal of 338273609 is 906372833.

It is a cyclic number.

It is not a de Polignac number, because 338273609 - 2¹² = 338269513 is a prime.

It is a super-2 number, since 2×338273609² = 228858069091769762, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (338273699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 694364 + ... + 694850.

It is an arithmetic number, because the mean of its divisors is an integer number (22011240).

Almost surely, 2^338273609 is an apocalyptic number.

It is an amenable number.

338273609 is a deficient number, since it is larger than the sum of its proper divisors (13906231).

338273609 is a wasteful number, since it uses less digits than its factorization.

338273609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 338273609 is about 18392.2159893799. The cubic root of 338273609 is about 696.7698857565.

The spelling of 338273609 in words is "three hundred thirty-eight million, two hundred seventy-three thousand, six hundred nine".