212430604 has 12 divisors (see below), whose sum is σ = 372390984. Its totient is φ = 106033184.

The previous prime is 212430601. The next prime is 212430619. The reversal of 212430604 is 406034212.

It is a happy number.

212430604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (212430601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42889 + ... + 47584.

It is an arithmetic number, because the mean of its divisors is an integer number (31032582).

Almost surely, 2^212430604 is an apocalyptic number.

It is an amenable number.

212430604 is a deficient number, since it is larger than the sum of its proper divisors (159960380).

212430604 is a wasteful number, since it uses less digits than its factorization.

212430604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91064 (or 91062 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 212430604 is about 14574.9992795883. Note that the first 3 decimals coincide. The cubic root of 212430604 is about 596.6766297072.

Adding to 212430604 its reverse (406034212), we get a palindrome (618464816).

The spelling of 212430604 in words is "two hundred twelve million, four hundred thirty thousand, six hundred four".