223974142 has 8 divisors (see below), whose sum is σ = 383955696. Its totient is φ = 95988912.

The previous prime is 223974097. The next prime is 223974151. The reversal of 223974142 is 241479322.

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

It is a junction number, because it is equal to n+sod(n) for n = 223974098 and 223974107.

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, 7999063 + ... + 7999090.

It is an arithmetic number, because the mean of its divisors is an integer number (47994462).

Almost surely, 2^223974142 is an apocalyptic number.

223974142 is a deficient number, since it is larger than the sum of its proper divisors (159981554).

223974142 is a wasteful number, since it uses less digits than its factorization.

223974142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15998162.

The product of its digits is 24192, while the sum is 34.

The square root of 223974142 is about 14965.7656670148. The cubic root of 223974142 is about 607.2944243932.

The spelling of 223974142 in words is "two hundred twenty-three million, nine hundred seventy-four thousand, one hundred forty-two".