212560332 has 12 divisors (see below), whose sum is σ = 495974136. Its totient is φ = 70853440.

The previous prime is 212560307. The next prime is 212560339. The reversal of 212560332 is 233065212.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (212560339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8856669 + ... + 8856692.

It is an arithmetic number, because the mean of its divisors is an integer number (41331178).

Almost surely, 2^212560332 is an apocalyptic number.

It is an amenable number.

212560332 is an abundant number, since it is smaller than the sum of its proper divisors (283413804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212560332 is a wasteful number, since it uses less digits than its factorization.

212560332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17713368 (or 17713366 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 212560332 is about 14579.4489607804. The cubic root of 212560332 is about 596.7980653084.

The spelling of 212560332 in words is "two hundred twelve million, five hundred sixty thousand, three hundred thirty-two".