212085452 has 6 divisors (see below), whose sum is σ = 371149548. Its totient is φ = 106042724.

The previous prime is 212085451. The next prime is 212085473. The reversal of 212085452 is 254580212.

212085452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (212085451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26510678 + ... + 26510685.

It is an arithmetic number, because the mean of its divisors is an integer number (61858258).

Almost surely, 2^212085452 is an apocalyptic number.

It is an amenable number.

212085452 is a deficient number, since it is larger than the sum of its proper divisors (159064096).

212085452 is a wasteful number, since it uses less digits than its factorization.

212085452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53021367 (or 53021365 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 212085452 is about 14563.1539166487. The cubic root of 212085452 is about 596.3532993793.

The spelling of 212085452 in words is "two hundred twelve million, eighty-five thousand, four hundred fifty-two".