238328045 has 8 divisors (see below), whose sum is σ = 290262624. Its totient is φ = 187816464.

The previous prime is 238328021. The next prime is 238328089. The reversal of 238328045 is 540823832.

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

It is a cyclic number.

It is not a de Polignac number, because 238328045 - 2¹⁶ = 238262509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 238327996 and 238328014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355379 + ... + 356048.

It is an arithmetic number, because the mean of its divisors is an integer number (36282828).

Almost surely, 2^238328045 is an apocalyptic number.

It is an amenable number.

238328045 is a deficient number, since it is larger than the sum of its proper divisors (51934579).

238328045 is an equidigital number, since it uses as much as digits as its factorization.

238328045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711499.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 238328045 is about 15437.8769589604. The cubic root of 238328045 is about 620.0000390218. Note that the first 4 decimals are identical.

The spelling of 238328045 in words is "two hundred thirty-eight million, three hundred twenty-eight thousand, forty-five".