234145655 has 4 divisors (see below), whose sum is σ = 280974792. Its totient is φ = 187316520.

The previous prime is 234145649. The next prime is 234145663. The reversal of 234145655 is 556541432.

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

It is not a de Polignac number, because 234145655 - 2²⁴ = 217368439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23414561 + ... + 23414570.

It is an arithmetic number, because the mean of its divisors is an integer number (70243698).

Almost surely, 2^234145655 is an apocalyptic number.

234145655 is a deficient number, since it is larger than the sum of its proper divisors (46829137).

234145655 is an equidigital number, since it uses as much as digits as its factorization.

234145655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46829136.

The product of its digits is 72000, while the sum is 35.

The square root of 234145655 is about 15301.8186827579. The cubic root of 234145655 is about 616.3518459604.

The spelling of 234145655 in words is "two hundred thirty-four million, one hundred forty-five thousand, six hundred fifty-five".