234196540 has 24 divisors (see below), whose sum is σ = 492196320. Its totient is φ = 93605568.

The previous prime is 234196517. The next prime is 234196577. The reversal of 234196540 is 45691432.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 234196496 and 234196505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27066 + ... + 34654.

It is an arithmetic number, because the mean of its divisors is an integer number (20508180).

Almost surely, 2^234196540 is an apocalyptic number.

234196540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234196540 is an abundant number, since it is smaller than the sum of its proper divisors (257999780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234196540 is a wasteful number, since it uses less digits than its factorization.

234196540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9141 (or 9139 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 234196540 is about 15303.4813032852. The cubic root of 234196540 is about 616.3964916632.

The spelling of 234196540 in words is "two hundred thirty-four million, one hundred ninety-six thousand, five hundred forty".