30112224 has 24 divisors (see below), whose sum is σ = 79044840. Its totient is φ = 10037376.

The previous prime is 30112217. The next prime is 30112249. The reversal of 30112224 is 42221103.

It is a tau number, because it is divible by the number of its divisors (24).

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, 156739 + ... + 156930.

It is an arithmetic number, because the mean of its divisors is an integer number (3293535).

Almost surely, 2^30112224 is an apocalyptic number.

It is an amenable number.

30112224 is an abundant number, since it is smaller than the sum of its proper divisors (48932616).

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

30112224 is a wasteful number, since it uses less digits than its factorization.

30112224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313682 (or 313674 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 30112224 is about 5487.4606148928. The cubic root of 30112224 is about 311.1102196498.

Adding to 30112224 its reverse (42221103), we get a palindrome (72333327).

The spelling of 30112224 in words is "thirty million, one hundred twelve thousand, two hundred twenty-four".