224039135 has 4 divisors (see below), whose sum is σ = 268846968. Its totient is φ = 179231304.

The previous prime is 224039087. The next prime is 224039147. The reversal of 224039135 is 531930422.

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

It is a cyclic number.

It is not a de Polignac number, because 224039135 - 2⁸ = 224038879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 224039098 and 224039107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22403909 + ... + 22403918.

It is an arithmetic number, because the mean of its divisors is an integer number (67211742).

Almost surely, 2^224039135 is an apocalyptic number.

224039135 is a deficient number, since it is larger than the sum of its proper divisors (44807833).

224039135 is an equidigital number, since it uses as much as digits as its factorization.

224039135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44807832.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 224039135 is about 14967.9368985843. The cubic root of 224039135 is about 607.3531604434.

Adding to 224039135 its reverse (531930422), we get a palindrome (755969557).

The spelling of 224039135 in words is "two hundred twenty-four million, thirty-nine thousand, one hundred thirty-five".