234919 has 4 divisors (see below), whose sum is σ = 235944. Its totient is φ = 233896.

The previous prime is 234917. The next prime is 234931. The reversal of 234919 is 919432.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 234919 - 2¹ = 234917 is a prime.

It is a super-2 number, since 2×234919² = 110373873122, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

234919 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9 + ... + 685.

It is an arithmetic number, because the mean of its divisors is an integer number (58986).

2²³⁴⁹¹⁹ is an apocalyptic number.

234919 is a deficient number, since it is larger than the sum of its proper divisors (1025).

234919 is an equidigital number, since it uses as much as digits as its factorization.

234919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024.

The product of its digits is 1944, while the sum is 28.

The square root of 234919 is about 484.6844334203. The cubic root of 234919 is about 61.7029670212.

The spelling of 234919 in words is "two hundred thirty-four thousand, nine hundred nineteen".