306414222 has 16 divisors (see below), whose sum is σ = 648877392. Its totient is φ = 96129920.

The previous prime is 306414181. The next prime is 306414247. The reversal of 306414222 is 222414603.

It is a junction number, because it is equal to n+sod(n) for n = 306414192 and 306414201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1501929 + ... + 1502132.

It is an arithmetic number, because the mean of its divisors is an integer number (40554837).

Almost surely, 2^306414222 is an apocalyptic number.

306414222 is an abundant number, since it is smaller than the sum of its proper divisors (342463170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

306414222 is a wasteful number, since it uses less digits than its factorization.

306414222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3004083.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 306414222 is about 17504.6914283000. The cubic root of 306414222 is about 674.1703364824.

Adding to 306414222 its reverse (222414603), we get a palindrome (528828825).

The spelling of 306414222 in words is "three hundred six million, four hundred fourteen thousand, two hundred twenty-two".