234140188 has 12 divisors (see below), whose sum is σ = 411584320. Its totient is φ = 116544672.

The previous prime is 234140183. The next prime is 234140189. The reversal of 234140188 is 881041432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234140183) 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, 130353 + ... + 132136.

Almost surely, 2^234140188 is an apocalyptic number.

It is an amenable number.

234140188 is a deficient number, since it is larger than the sum of its proper divisors (177444132).

234140188 is a wasteful number, since it uses less digits than its factorization.

234140188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262716 (or 262714 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 234140188 is about 15301.6400428189. The cubic root of 234140188 is about 616.3470489153.

The spelling of 234140188 in words is "two hundred thirty-four million, one hundred forty thousand, one hundred eighty-eight".