30022222 has 8 divisors (see below), whose sum is σ = 46991376. Its totient is φ = 14358432.

The previous prime is 30022189. The next prime is 30022253. The reversal of 30022222 is 22222003.

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

30022222 is a modest number, since divided by 22222 gives 300 as remainder.

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, 326283 + ... + 326374.

It is an arithmetic number, because the mean of its divisors is an integer number (5873922).

Almost surely, 2^30022222 is an apocalyptic number.

30022222 is a deficient number, since it is larger than the sum of its proper divisors (16969154).

30022222 is a wasteful number, since it uses less digits than its factorization.

30022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652682.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 30022222 is about 5479.2537813100. The cubic root of 30022222 is about 310.7999526830.

Adding to 30022222 its reverse (22222003), we get a palindrome (52244225).

It can be divided in two parts, 300 and 22222, that added together give a palindrome (22522).

The spelling of 30022222 in words is "thirty million, twenty-two thousand, two hundred twenty-two".