223924730 has 8 divisors (see below), whose sum is σ = 403064532. Its totient is φ = 89569888.

The previous prime is 223924669. The next prime is 223924733. The reversal of 223924730 is 37429322.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 195077089 + 28847641 = 13967^2 + 5371^2 .

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

It is not an unprimeable number, because it can be changed into a prime (223924733) 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, 11196227 + ... + 11196246.

Almost surely, 2^223924730 is an apocalyptic number.

223924730 is a deficient number, since it is larger than the sum of its proper divisors (179139802).

223924730 is a wasteful number, since it uses less digits than its factorization.

223924730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22392480.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 223924730 is about 14964.1147416077. The cubic root of 223924730 is about 607.2497617389.

The spelling of 223924730 in words is "two hundred twenty-three million, nine hundred twenty-four thousand, seven hundred thirty".