238293413 has 4 divisors (see below), whose sum is σ = 238658988. Its totient is φ = 237927840.

The previous prime is 238293379. The next prime is 238293427. The reversal of 238293413 is 314392832.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43467649 + 194825764 = 6593^2 + 13958^2 .

It is a cyclic number.

It is not a de Polignac number, because 238293413 - 2¹⁰ = 238292389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238293443) 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, 181808 + ... + 183113.

It is an arithmetic number, because the mean of its divisors is an integer number (59664747).

Almost surely, 2^238293413 is an apocalyptic number.

It is an amenable number.

238293413 is a deficient number, since it is larger than the sum of its proper divisors (365575).

238293413 is an equidigital number, since it uses as much as digits as its factorization.

238293413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365574.

The product of its digits is 31104, while the sum is 35.

The square root of 238293413 is about 15436.7552613883. The cubic root of 238293413 is about 619.9700063534.

The spelling of 238293413 in words is "two hundred thirty-eight million, two hundred ninety-three thousand, four hundred thirteen".