212607966 has 16 divisors (see below), whose sum is σ = 427593600. Its totient is φ = 70473048.

The previous prime is 212607911. The next prime is 212608003. The reversal of 212607966 is 669706212.

It is a congruent number.

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, 97906 + ... + 100053.

It is an arithmetic number, because the mean of its divisors is an integer number (26724600).

Almost surely, 2^212607966 is an apocalyptic number.

212607966 is an abundant number, since it is smaller than the sum of its proper divisors (214985634).

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

212607966 is a wasteful number, since it uses less digits than its factorization.

212607966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198143.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 212607966 is about 14581.0824701049. The cubic root of 212607966 is about 596.8426420732.

The spelling of 212607966 in words is "two hundred twelve million, six hundred seven thousand, nine hundred sixty-six".