212302036 has 6 divisors (see below), whose sum is σ = 371528570. Its totient is φ = 106151016.

The previous prime is 212302033. The next prime is 212302037. The reversal of 212302036 is 630203212.

It can be written as a sum of positive squares in only one way, i.e., 199656900 + 12645136 = 14130^2 + 3556^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212302033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26537751 + ... + 26537758.

Almost surely, 2^212302036 is an apocalyptic number.

It is an amenable number.

212302036 is a deficient number, since it is larger than the sum of its proper divisors (159226534).

212302036 is a wasteful number, since it uses less digits than its factorization.

212302036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53075513 (or 53075511 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 212302036 is about 14570.5880457859. The cubic root of 212302036 is about 596.5562311692.

Adding to 212302036 its reverse (630203212), we get a palindrome (842505248).

The spelling of 212302036 in words is "two hundred twelve million, three hundred two thousand, thirty-six".