213604712 has 16 divisors (see below), whose sum is σ = 401007840. Its totient is φ = 106669296.

The previous prime is 213604709. The next prime is 213604739. The reversal of 213604712 is 217406312.

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, 9638 + ... + 22805.

It is an arithmetic number, because the mean of its divisors is an integer number (25062990).

Almost surely, 2^213604712 is an apocalyptic number.

It is an amenable number.

213604712 is a deficient number, since it is larger than the sum of its proper divisors (187403128).

213604712 is a wasteful number, since it uses less digits than its factorization.

213604712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33272 (or 33268 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 213604712 is about 14615.2219278395. The cubic root of 213604712 is about 597.7738916915.

The spelling of 213604712 in words is "two hundred thirteen million, six hundred four thousand, seven hundred twelve".