338566089 has 4 divisors (see below), whose sum is σ = 451421456. Its totient is φ = 225710724.

The previous prime is 338566001. The next prime is 338566093. The reversal of 338566089 is 980665833.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 338566089 - 2²³ = 330177481 is a prime.

It is a super-2 number, since 2×338566089² = 229253993241511842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338566489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56427679 + ... + 56427684.

It is an arithmetic number, because the mean of its divisors is an integer number (112855364).

Almost surely, 2^338566089 is an apocalyptic number.

It is an amenable number.

338566089 is a deficient number, since it is larger than the sum of its proper divisors (112855367).

338566089 is a wasteful number, since it uses less digits than its factorization.

338566089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112855366.

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 338566089 is about 18400.1654612126. The cubic root of 338566089 is about 696.9706429193.

The spelling of 338566089 in words is "three hundred thirty-eight million, five hundred sixty-six thousand, eighty-nine".