223386278242 has 8 divisors (see below), whose sum is σ = 335081488896. Its totient is φ = 111692448612.

The previous prime is 223386278233. The next prime is 223386278293. The reversal of 223386278242 is 242872683322.

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

It is a super-2 number, since 2×223386278242² (a number of 23 digits) contains 22 as substring.

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, 301263 + ... + 733165.

It is an arithmetic number, because the mean of its divisors is an integer number (41885186112).

Almost surely, 2^223386278242 is an apocalyptic number.

223386278242 is a deficient number, since it is larger than the sum of its proper divisors (111695210654).

223386278242 is a wasteful number, since it uses less digits than its factorization.

223386278242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690512.

The product of its digits is 3096576, while the sum is 49.

The spelling of 223386278242 in words is "two hundred twenty-three billion, three hundred eighty-six million, two hundred seventy-eight thousand, two hundred forty-two".