266023332 has 48 divisors (see below), whose sum is σ = 725995200. Its totient is φ = 84006720.

The previous prime is 266023319. The next prime is 266023391. The reversal of 266023332 is 233320662.

266023332 is a `hidden beast` number, since 26 + 602 + 3 + 3 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 266023296 and 266023305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62769 + ... + 66872.

It is an arithmetic number, because the mean of its divisors is an integer number (15124900).

Almost surely, 2^266023332 is an apocalyptic number.

It is an amenable number.

266023332 is an abundant number, since it is smaller than the sum of its proper divisors (459971868).

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

266023332 is a wasteful number, since it uses less digits than its factorization.

266023332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129673 (or 129665 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 266023332 is about 16310.2217029690. The cubic root of 266023332 is about 643.1415622727.

Adding to 266023332 its reverse (233320662), we get a palindrome (499343994).

The spelling of 266023332 in words is "two hundred sixty-six million, twenty-three thousand, three hundred thirty-two".