228366742 has 8 divisors (see below), whose sum is σ = 342614232. Its totient is φ = 114162000.

The previous prime is 228366727. The next prime is 228366751. The reversal of 228366742 is 247663822.

228366742 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 = 228366695 and 228366704.

It is a congruent number.

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, 15817 + ... + 26587.

It is an arithmetic number, because the mean of its divisors is an integer number (42826779).

Almost surely, 2^228366742 is an apocalyptic number.

228366742 is a deficient number, since it is larger than the sum of its proper divisors (114247490).

228366742 is a wasteful number, since it uses less digits than its factorization.

228366742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21374.

The product of its digits is 193536, while the sum is 40.

The square root of 228366742 is about 15111.8080321317. The cubic root of 228366742 is about 611.2388529018.

The spelling of 228366742 in words is "two hundred twenty-eight million, three hundred sixty-six thousand, seven hundred forty-two".