266534130 has 32 divisors (see below), whose sum is σ = 645899904. Its totient is φ = 70384896.

The previous prime is 266534123. The next prime is 266534131. The reversal of 266534130 is 31435662.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (266534131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40039 + ... + 46218.

It is an arithmetic number, because the mean of its divisors is an integer number (20184372).

Almost surely, 2^266534130 is an apocalyptic number.

266534130 is an abundant number, since it is smaller than the sum of its proper divisors (379365774).

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

266534130 is a wasteful number, since it uses less digits than its factorization.

266534130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86370.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 266534130 is about 16325.8730241295. The cubic root of 266534130 is about 643.5529364452.

Adding to 266534130 its reverse (31435662), we get a palindrome (297969792).

The spelling of 266534130 in words is "two hundred sixty-six million, five hundred thirty-four thousand, one hundred thirty".