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222240230 = 2522224023
BaseRepresentation
bin11010011111100…
…01110111100110
3120111011222021122
431033301313212
5423343141410
634015213542
75336003462
oct1517616746
9514158248
10222240230
111044a3413
12625172b2
13370732c4
14217314a2
151479de55
hexd3f1de6

222240230 has 8 divisors (see below), whose sum is σ = 400032432. Its totient is φ = 88896088.

The previous prime is 222240223. The next prime is 222240247. The reversal of 222240230 is 32042222.

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 = 222240199 and 222240208.

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, 11112002 + ... + 11112021.

It is an arithmetic number, because the mean of its divisors is an integer number (50004054).

Almost surely, 2222240230 is an apocalyptic number.

222240230 is a deficient number, since it is larger than the sum of its proper divisors (177792202).

222240230 is a wasteful number, since it uses less digits than its factorization.

222240230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22224030.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 222240230 is about 14907.7238369913. The cubic root of 222240230 is about 605.7232249874.

Adding to 222240230 its reverse (32042222), we get a palindrome (254282452).

The spelling of 222240230 in words is "two hundred twenty-two million, two hundred forty thousand, two hundred thirty".

Divisors: 1 2 5 10 22224023 44448046 111120115 222240230