266342892 has 12 divisors (see below), whose sum is σ = 621466776. Its totient is φ = 88780960.

The previous prime is 266342887. The next prime is 266342899. The reversal of 266342892 is 298243662.

266342892 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×266342892² = 141877072237847328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (266342899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11097609 + ... + 11097632.

It is an arithmetic number, because the mean of its divisors is an integer number (51788898).

Almost surely, 2^266342892 is an apocalyptic number.

It is an amenable number.

266342892 is an abundant number, since it is smaller than the sum of its proper divisors (355123884).

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

266342892 is a wasteful number, since it uses less digits than its factorization.

266342892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22195248 (or 22195246 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 266342892 is about 16320.0150735225. The cubic root of 266342892 is about 643.3989834001.

The spelling of 266342892 in words is "two hundred sixty-six million, three hundred forty-two thousand, eight hundred ninety-two".