234219639 has 8 divisors (see below), whose sum is σ = 312439680. Its totient is φ = 156073016.

The previous prime is 234219637. The next prime is 234219653. The reversal of 234219639 is 936912432.

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

It is a cyclic number.

It is not a de Polignac number, because 234219639 - 2¹ = 234219637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 234219597 and 234219606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234219637) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10419 + ... + 24020.

It is an arithmetic number, because the mean of its divisors is an integer number (39054960).

Almost surely, 2^234219639 is an apocalyptic number.

234219639 is a deficient number, since it is larger than the sum of its proper divisors (78220041).

234219639 is a wasteful number, since it uses less digits than its factorization.

234219639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36709.

The product of its digits is 69984, while the sum is 39.

The square root of 234219639 is about 15304.2359822371. The cubic root of 234219639 is about 616.4167562303.

The spelling of 234219639 in words is "two hundred thirty-four million, two hundred nineteen thousand, six hundred thirty-nine".