266424212 has 6 divisors (see below), whose sum is σ = 466242378. Its totient is φ = 133212104.

The previous prime is 266424167. The next prime is 266424233. The reversal of 266424212 is 212424662.

It can be written as a sum of positive squares in only one way, i.e., 200392336 + 66031876 = 14156^2 + 8126^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33303023 + ... + 33303030.

It is an arithmetic number, because the mean of its divisors is an integer number (77707063).

Almost surely, 2^266424212 is an apocalyptic number.

It is an amenable number.

266424212 is a deficient number, since it is larger than the sum of its proper divisors (199818166).

266424212 is a wasteful number, since it uses less digits than its factorization.

266424212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66606057 (or 66606055 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 266424212 is about 16322.5063026485. The cubic root of 266424212 is about 643.4644577477.

Adding to 266424212 its reverse (212424662), we get a palindrome (478848874).

The spelling of 266424212 in words is "two hundred sixty-six million, four hundred twenty-four thousand, two hundred twelve".