212564036 has 24 divisors (see below), whose sum is σ = 378443520. Its totient is φ = 104450112.

The previous prime is 212564017. The next prime is 212564041. The reversal of 212564036 is 630465212.

212564036 = 235² + 236² + ... + 866².

212564036 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72185 + ... + 75071.

It is an arithmetic number, because the mean of its divisors is an integer number (15768480).

Almost surely, 2^212564036 is an apocalyptic number.

It is an amenable number.

212564036 is a deficient number, since it is larger than the sum of its proper divisors (165879484).

212564036 is a wasteful number, since it uses less digits than its factorization.

212564036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3203 (or 3201 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 212564036 is about 14579.5759883475. The cubic root of 212564036 is about 596.8015318179.

The spelling of 212564036 in words is "two hundred twelve million, five hundred sixty-four thousand, thirty-six".