212534452 has 48 divisors (see below), whose sum is σ = 414554112. Its totient is φ = 94723200.

The previous prime is 212534393. The next prime is 212534473. The reversal of 212534452 is 254435212.

It is a self number, because there is not a number n which added to its sum of digits gives 212534452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184077 + ... + 185227.

It is an arithmetic number, because the mean of its divisors is an integer number (8636544).

Almost surely, 2^212534452 is an apocalyptic number.

It is an amenable number.

212534452 is a deficient number, since it is larger than the sum of its proper divisors (202019660).

212534452 is a wasteful number, since it uses less digits than its factorization.

212534452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288 (or 1286 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 212534452 is about 14578.5613830721. The cubic root of 212534452 is about 596.7738435409.

Adding to 212534452 its reverse (254435212), we get a palindrome (466969664).

The spelling of 212534452 in words is "two hundred twelve million, five hundred thirty-four thousand, four hundred fifty-two".