212452534 has 12 divisors (see below), whose sum is σ = 370708164. Its totient is φ = 91051044.

The previous prime is 212452531. The next prime is 212452571. The reversal of 212452534 is 435254212.

212452534 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212452531) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1083844 + ... + 1084039.

It is an arithmetic number, because the mean of its divisors is an integer number (30892347).

Almost surely, 2^212452534 is an apocalyptic number.

212452534 is a deficient number, since it is larger than the sum of its proper divisors (158255630).

212452534 is a wasteful number, since it uses less digits than its factorization.

212452534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2167899 (or 2167892 counting only the distinct ones).

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

The square root of 212452534 is about 14575.7515758193. The cubic root of 212452534 is about 596.6971613820.

The spelling of 212452534 in words is "two hundred twelve million, four hundred fifty-two thousand, five hundred thirty-four".