234945638 has 8 divisors (see below), whose sum is σ = 352710288. Its totient is φ = 117375544.

The previous prime is 234945637. The next prime is 234945647. The reversal of 234945638 is 836549432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234945631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45581 + ... + 50472.

It is an arithmetic number, because the mean of its divisors is an integer number (44088786).

Almost surely, 2^234945638 is an apocalyptic number.

234945638 is a deficient number, since it is larger than the sum of its proper divisors (117764650).

234945638 is a wasteful number, since it uses less digits than its factorization.

234945638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97278.

The product of its digits is 622080, while the sum is 44.

The square root of 234945638 is about 15327.9365212673. The cubic root of 234945638 is about 617.0529914638.

The spelling of 234945638 in words is "two hundred thirty-four million, nine hundred forty-five thousand, six hundred thirty-eight".