212341616 has 10 divisors (see below), whose sum is σ = 411411912. Its totient is φ = 106170800.

The previous prime is 212341603. The next prime is 212341621. The reversal of 212341616 is 616143212.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6635660 + ... + 6635691.

Almost surely, 2^212341616 is an apocalyptic number.

It is an amenable number.

212341616 is a deficient number, since it is larger than the sum of its proper divisors (199070296).

212341616 is a wasteful number, since it uses less digits than its factorization.

212341616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13271359 (or 13271353 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 212341616 is about 14571.9461980890. The cubic root of 212341616 is about 596.5933013561.

Adding to 212341616 its reverse (616143212), we get a palindrome (828484828).

The spelling of 212341616 in words is "two hundred twelve million, three hundred forty-one thousand, six hundred sixteen".