238867198 has 4 divisors (see below), whose sum is σ = 358300800. Its totient is φ = 119433598.

The previous prime is 238867177. The next prime is 238867199. The reversal of 238867198 is 891768832.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238867199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59716798 + ... + 59716801.

It is an arithmetic number, because the mean of its divisors is an integer number (89575200).

Almost surely, 2^238867198 is an apocalyptic number.

238867198 is a deficient number, since it is larger than the sum of its proper divisors (119433602).

238867198 is a wasteful number, since it uses less digits than its factorization.

238867198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119433601.

The product of its digits is 1161216, while the sum is 52.

The square root of 238867198 is about 15455.3291132865. The cubic root of 238867198 is about 620.4672146025.

The spelling of 238867198 in words is "two hundred thirty-eight million, eight hundred sixty-seven thousand, one hundred ninety-eight".