223442936 has 16 divisors (see below), whose sum is σ = 419729640. Its totient is φ = 111515040.

The previous prime is 223442929. The next prime is 223442957. The reversal of 223442936 is 639244322.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 223442896 and 223442905.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21155 + ... + 29906.

Almost surely, 2^223442936 is an apocalyptic number.

It is an amenable number.

223442936 is a deficient number, since it is larger than the sum of its proper divisors (196286704).

223442936 is a wasteful number, since it uses less digits than its factorization.

223442936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51614 (or 51610 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

The square root of 223442936 is about 14948.0077602335. The cubic root of 223442936 is about 606.8139316982.

The spelling of 223442936 in words is "two hundred twenty-three million, four hundred forty-two thousand, nine hundred thirty-six".