212055308 has 24 divisors (see below), whose sum is σ = 400589280. Its totient is φ = 97919360.

The previous prime is 212055301. The next prime is 212055401. The reversal of 212055308 is 803550212.

212055308 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 (212055301) by changing a digit.

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, 37073 + ... + 42408.

It is an arithmetic number, because the mean of its divisors is an integer number (16691220).

Almost surely, 2^212055308 is an apocalyptic number.

It is an amenable number.

212055308 is a deficient number, since it is larger than the sum of its proper divisors (188533972).

212055308 is a wasteful number, since it uses less digits than its factorization.

212055308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79537 (or 79535 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 212055308 is about 14562.1189392203. The cubic root of 212055308 is about 596.3250445329.

The spelling of 212055308 in words is "two hundred twelve million, fifty-five thousand, three hundred eight".