212565082 has 16 divisors (see below), whose sum is σ = 331800480. Its totient is φ = 102048912.

The previous prime is 212565077. The next prime is 212565097. The reversal of 212565082 is 280565212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15873 + ... + 26020.

It is an arithmetic number, because the mean of its divisors is an integer number (20737530).

Almost surely, 2^212565082 is an apocalyptic number.

212565082 is a deficient number, since it is larger than the sum of its proper divisors (119235398).

212565082 is a wasteful number, since it uses less digits than its factorization.

212565082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41997.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 212565082 is about 14579.6118604029. The cubic root of 212565082 is about 596.8025107438.

The spelling of 212565082 in words is "two hundred twelve million, five hundred sixty-five thousand, eighty-two".