212064366 has 16 divisors (see below), whose sum is σ = 437810688. Its totient is φ = 68407800.

The previous prime is 212064323. The next prime is 212064367. The reversal of 212064366 is 663460212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212064367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569880 + ... + 570251.

It is an arithmetic number, because the mean of its divisors is an integer number (27363168).

Almost surely, 2^212064366 is an apocalyptic number.

212064366 is an abundant number, since it is smaller than the sum of its proper divisors (225746322).

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

212064366 is a wasteful number, since it uses less digits than its factorization.

212064366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140167.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 212064366 is about 14562.4299483294. The cubic root of 212064366 is about 596.3335351407. Note that the first 3 decimals are identical.

The spelling of 212064366 in words is "two hundred twelve million, sixty-four thousand, three hundred sixty-six".