266869245 has 8 divisors (see below), whose sum is σ = 426990816. Its totient is φ = 142330256.

The previous prime is 266869219. The next prime is 266869249. The reversal of 266869245 is 542968662.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 266869245 - 2¹⁹ = 266344957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 266869194 and 266869203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266869249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8895627 + ... + 8895656.

It is an arithmetic number, because the mean of its divisors is an integer number (53373852).

Almost surely, 2^266869245 is an apocalyptic number.

It is an amenable number.

266869245 is a deficient number, since it is larger than the sum of its proper divisors (160121571).

266869245 is a wasteful number, since it uses less digits than its factorization.

266869245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17791291.

The product of its digits is 1244160, while the sum is 48.

The square root of 266869245 is about 16336.1331103784. The cubic root of 266869245 is about 643.8225378405.

The spelling of 266869245 in words is "two hundred sixty-six million, eight hundred sixty-nine thousand, two hundred forty-five".