266770052 has 12 divisors (see below), whose sum is σ = 494309340. Its totient is φ = 125538816.

The previous prime is 266770033. The next prime is 266770109. The reversal of 266770052 is 250077662.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 135117376 + 131652676 = 11624^2 + 11474^2 .

It is a junction number, because it is equal to n+sod(n) for n = 266769994 and 266770021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1961477 + ... + 1961612.

It is an arithmetic number, because the mean of its divisors is an integer number (41192445).

Almost surely, 2^266770052 is an apocalyptic number.

It is an amenable number.

266770052 is a deficient number, since it is larger than the sum of its proper divisors (227539288).

266770052 is a wasteful number, since it uses less digits than its factorization.

266770052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3923110 (or 3923108 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 266770052 is about 16333.0968282197. The cubic root of 266770052 is about 643.7427601913.

The spelling of 266770052 in words is "two hundred sixty-six million, seven hundred seventy thousand, fifty-two".