266216352 has 48 divisors (see below), whose sum is σ = 729207360. Its totient is φ = 84879872.

The previous prime is 266216351. The next prime is 266216359. The reversal of 266216352 is 253612662.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×266216352² = 141742292144375808, which contains 22 as substring.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (266216351) 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, 58077 + ... + 62492.

It is an arithmetic number, because the mean of its divisors is an integer number (15191820).

Almost surely, 2^266216352 is an apocalyptic number.

It is an amenable number.

266216352 is an abundant number, since it is smaller than the sum of its proper divisors (462991008).

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

266216352 is a wasteful number, since it uses less digits than its factorization.

266216352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120605 (or 120597 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 266216352 is about 16316.1377782856. The cubic root of 266216352 is about 643.2970739107.

The spelling of 266216352 in words is "two hundred sixty-six million, two hundred sixteen thousand, three hundred fifty-two".