212006763 has 6 divisors (see below), whose sum is σ = 306232004. Its totient is φ = 141337836.

The previous prime is 212006761. The next prime is 212006803. The reversal of 212006763 is 367600212.

It is a happy number.

It is not a de Polignac number, because 212006763 - 2¹ = 212006761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212006761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11778145 + ... + 11778162.

Almost surely, 2^212006763 is an apocalyptic number.

212006763 is a deficient number, since it is larger than the sum of its proper divisors (94225241).

212006763 is a wasteful number, since it uses less digits than its factorization.

212006763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23556313 (or 23556310 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 212006763 is about 14560.4520190824. The cubic root of 212006763 is about 596.2795362661.

Adding to 212006763 its reverse (367600212), we get a palindrome (579606975).

The spelling of 212006763 in words is "two hundred twelve million, six thousand, seven hundred sixty-three".