234323198 has 4 divisors (see below), whose sum is σ = 351484800. Its totient is φ = 117161598.

The previous prime is 234323197. The next prime is 234323209. The reversal of 234323198 is 891323432.

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

It is a super-2 number, since 2×234323198² = 109814722241894408, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234323197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58580798 + ... + 58580801.

It is an arithmetic number, because the mean of its divisors is an integer number (87871200).

Almost surely, 2^234323198 is an apocalyptic number.

234323198 is a deficient number, since it is larger than the sum of its proper divisors (117161602).

234323198 is a wasteful number, since it uses less digits than its factorization.

234323198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117161601.

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

The square root of 234323198 is about 15307.6189526654. The cubic root of 234323198 is about 616.5075913360.

The spelling of 234323198 in words is "two hundred thirty-four million, three hundred twenty-three thousand, one hundred ninety-eight".