238306634 has 8 divisors (see below), whose sum is σ = 373001760. Its totient is φ = 113972716.

The previous prime is 238306631. The next prime is 238306639. The reversal of 238306634 is 436603832.

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

It is a junction number, because it is equal to n+sod(n) for n = 238306594 and 238306603.

It is not an unprimeable number, because it can be changed into a prime (238306631) 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, 2590244 + ... + 2590335.

It is an arithmetic number, because the mean of its divisors is an integer number (46625220).

Almost surely, 2^238306634 is an apocalyptic number.

238306634 is a deficient number, since it is larger than the sum of its proper divisors (134695126).

238306634 is a wasteful number, since it uses less digits than its factorization.

238306634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5180604.

The product of its (nonzero) digits is 62208, while the sum is 35.

The square root of 238306634 is about 15437.1834866338. The cubic root of 238306634 is about 619.9814718709.

The spelling of 238306634 in words is "two hundred thirty-eight million, three hundred six thousand, six hundred thirty-four".