266486852 has 6 divisors (see below), whose sum is σ = 466351998. Its totient is φ = 133243424.

The previous prime is 266486807. The next prime is 266486861. The reversal of 266486852 is 258684662.

It can be written as a sum of positive squares in only one way, i.e., 240436036 + 26050816 = 15506^2 + 5104^2 .

It is a junction number, because it is equal to n+sod(n) for n = 266486797 and 266486806.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33310853 + ... + 33310860.

It is an arithmetic number, because the mean of its divisors is an integer number (77725333).

Almost surely, 2^266486852 is an apocalyptic number.

It is an amenable number.

266486852 is a deficient number, since it is larger than the sum of its proper divisors (199865146).

266486852 is a wasteful number, since it uses less digits than its factorization.

266486852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66621717 (or 66621715 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 47.

The square root of 266486852 is about 16324.4250128450. The cubic root of 266486852 is about 643.5148829135.

The spelling of 266486852 in words is "two hundred sixty-six million, four hundred eighty-six thousand, eight hundred fifty-two".