212214563 has 16 divisors (see below), whose sum is σ = 237928320. Its totient is φ = 187641600.

The previous prime is 212214559. The next prime is 212214581. The reversal of 212214563 is 365412212.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 212214563 - 2² = 212214559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212214523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61268 + ... + 64638.

It is an arithmetic number, because the mean of its divisors is an integer number (14870520).

Almost surely, 2^212214563 is an apocalyptic number.

212214563 is a deficient number, since it is larger than the sum of its proper divisors (25713757).

212214563 is a wasteful number, since it uses less digits than its factorization.

212214563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3538.

The product of its digits is 2880, while the sum is 26.

The square root of 212214563 is about 14567.5860388741. The cubic root of 212214563 is about 596.4742885862.

Adding to 212214563 its reverse (365412212), we get a palindrome (577626775).

The spelling of 212214563 in words is "two hundred twelve million, two hundred fourteen thousand, five hundred sixty-three".