238492117 has 8 divisors (see below), whose sum is σ = 241768800. Its totient is φ = 235225200.

The previous prime is 238492081. The next prime is 238492139. The reversal of 238492117 is 711294832.

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 238492117 - 2¹¹ = 238490069 is a prime.

It is a super-2 number, since 2×238492117² = 113756979742283378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238492717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56134 + ... + 60232.

It is an arithmetic number, because the mean of its divisors is an integer number (30221100).

Almost surely, 2^238492117 is an apocalyptic number.

It is an amenable number.

238492117 is a deficient number, since it is larger than the sum of its proper divisors (3276683).

238492117 is an equidigital number, since it uses as much as digits as its factorization.

238492117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4883.

The product of its digits is 24192, while the sum is 37.

The square root of 238492117 is about 15443.1899878231. The cubic root of 238492117 is about 620.1422817751.

The spelling of 238492117 in words is "two hundred thirty-eight million, four hundred ninety-two thousand, one hundred seventeen".