223935539 has 4 divisors (see below), whose sum is σ = 235721640. Its totient is φ = 212149440.

The previous prime is 223935499. The next prime is 223935557. The reversal of 223935539 is 935539322.

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

It is a de Polignac number, because none of the positive numbers 2^k-223935539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223935496 and 223935505.

It is not an unprimeable number, because it can be changed into a prime (223935559) 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, 5893022 + ... + 5893059.

It is an arithmetic number, because the mean of its divisors is an integer number (58930410).

Almost surely, 2^223935539 is an apocalyptic number.

223935539 is a deficient number, since it is larger than the sum of its proper divisors (11786101).

223935539 is a wasteful number, since it uses less digits than its factorization.

223935539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11786100.

The product of its digits is 218700, while the sum is 41.

The square root of 223935539 is about 14964.4759012803. The cubic root of 223935539 is about 607.2595323689.

The spelling of 223935539 in words is "two hundred twenty-three million, nine hundred thirty-five thousand, five hundred thirty-nine".