30522412 has 12 divisors (see below), whose sum is σ = 56556360. Its totient is φ = 14363456.

The previous prime is 30522407. The next prime is 30522431. The reversal of 30522412 is 21422503.

It is a self number, because there is not a number n which added to its sum of digits gives 30522412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224362 + ... + 224497.

It is an arithmetic number, because the mean of its divisors is an integer number (4713030).

Almost surely, 2^30522412 is an apocalyptic number.

It is an amenable number.

30522412 is a deficient number, since it is larger than the sum of its proper divisors (26033948).

30522412 is a wasteful number, since it uses less digits than its factorization.

30522412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448880 (or 448878 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 30522412 is about 5524.7092231175. The cubic root of 30522412 is about 312.5164987556.

Adding to 30522412 its reverse (21422503), we get a palindrome (51944915).

Subtracting from 30522412 its reverse (21422503), we obtain a palindrome (9099909).

The spelling of 30522412 in words is "thirty million, five hundred twenty-two thousand, four hundred twelve".