238730426 has 8 divisors (see below), whose sum is σ = 390649824. Its totient is φ = 108513820.

The previous prime is 238730417. The next prime is 238730431. The reversal of 238730426 is 624037832.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5425670 + ... + 5425713.

It is an arithmetic number, because the mean of its divisors is an integer number (48831228).

Almost surely, 2^238730426 is an apocalyptic number.

238730426 is a deficient number, since it is larger than the sum of its proper divisors (151919398).

238730426 is a wasteful number, since it uses less digits than its factorization.

238730426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10851396.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 238730426 is about 15450.9037276141. The cubic root of 238730426 is about 620.3487683908.

The spelling of 238730426 in words is "two hundred thirty-eight million, seven hundred thirty thousand, four hundred twenty-six".