238565264 has 20 divisors (see below), whose sum is σ = 528251904. Its totient is φ = 102242208.

The previous prime is 238565263. The next prime is 238565291. The reversal of 238565264 is 462565832.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (238565263) 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 3 ways as a sum of consecutive naturals, for example, 1064912 + ... + 1065135.

Almost surely, 2^238565264 is an apocalyptic number.

It is an amenable number.

238565264 is an abundant number, since it is smaller than the sum of its proper divisors (289686640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

238565264 is a wasteful number, since it uses less digits than its factorization.

238565264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130062 (or 2130056 counting only the distinct ones).

The product of its digits is 345600, while the sum is 41.

The square root of 238565264 is about 15445.5580669654. The cubic root of 238565264 is about 620.2056757792.

The spelling of 238565264 in words is "two hundred thirty-eight million, five hundred sixty-five thousand, two hundred sixty-four".