238899238 has 8 divisors (see below), whose sum is σ = 363396240. Its totient is φ = 117767160.

The previous prime is 238899211. The next prime is 238899247. The reversal of 238899238 is 832998832.

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

It is a congruent number.

It is an unprimeable number.

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, 841053 + ... + 841336.

It is an arithmetic number, because the mean of its divisors is an integer number (45424530).

Almost surely, 2^238899238 is an apocalyptic number.

238899238 is a deficient number, since it is larger than the sum of its proper divisors (124497002).

238899238 is a wasteful number, since it uses less digits than its factorization.

238899238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682462.

The product of its digits is 1492992, while the sum is 52.

The square root of 238899238 is about 15456.3656142057. The cubic root of 238899238 is about 620.4949550945.

The spelling of 238899238 in words is "two hundred thirty-eight million, eight hundred ninety-nine thousand, two hundred thirty-eight".