238214417 has 4 divisors (see below), whose sum is σ = 272245056. Its totient is φ = 204183780.

The previous prime is 238214393. The next prime is 238214423. The reversal of 238214417 is 714412832.

238214417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-238214417 is a prime.

It is a super-2 number, since 2×238214417² = 113492216933299778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (238214437) 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, 17015309 + ... + 17015322.

It is an arithmetic number, because the mean of its divisors is an integer number (68061264).

Almost surely, 2^238214417 is an apocalyptic number.

It is an amenable number.

238214417 is a deficient number, since it is larger than the sum of its proper divisors (34030639).

238214417 is an equidigital number, since it uses as much as digits as its factorization.

238214417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34030638.

The product of its digits is 10752, while the sum is 32.

The square root of 238214417 is about 15434.1963509604. The cubic root of 238214417 is about 619.9014905925.

The spelling of 238214417 in words is "two hundred thirty-eight million, two hundred fourteen thousand, four hundred seventeen".