222130346 has 8 divisors (see below), whose sum is σ = 340944384. Its totient is φ = 108482220.

The previous prime is 222130267. The next prime is 222130361. The reversal of 222130346 is 643031222.

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

It is a super-2 number, since 2×222130346² = 98683781228159432, which 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, 1291370 + ... + 1291541.

It is an arithmetic number, because the mean of its divisors is an integer number (42618048).

Almost surely, 2^222130346 is an apocalyptic number.

222130346 is a deficient number, since it is larger than the sum of its proper divisors (118814038).

222130346 is a wasteful number, since it uses less digits than its factorization.

222130346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2582956.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 222130346 is about 14904.0379092379. The cubic root of 222130346 is about 605.6233776830.

Adding to 222130346 its reverse (643031222), we get a palindrome (865161568).

The spelling of 222130346 in words is "two hundred twenty-two million, one hundred thirty thousand, three hundred forty-six".