234985519 has 4 divisors (see below), whose sum is σ = 235046560. Its totient is φ = 234924480.

The previous prime is 234985459. The next prime is 234985529. The reversal of 234985519 is 915589432.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234985519 is a prime.

It is a super-2 number, since 2×234985519² = 110436388279398722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234985529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24327 + ... + 32584.

It is an arithmetic number, because the mean of its divisors is an integer number (58761640).

Almost surely, 2^234985519 is an apocalyptic number.

234985519 is a deficient number, since it is larger than the sum of its proper divisors (61041).

234985519 is an equidigital number, since it uses as much as digits as its factorization.

234985519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61040.

The product of its digits is 388800, while the sum is 46.

The square root of 234985519 is about 15329.2373913382. The cubic root of 234985519 is about 617.0879035088.

The spelling of 234985519 in words is "two hundred thirty-four million, nine hundred eighty-five thousand, five hundred nineteen".