266372876 has 48 divisors (see below), whose sum is σ = 593574912. Its totient is φ = 101568000.

The previous prime is 266372861. The next prime is 266372891. The reversal of 266372876 is 678273662.

It is an interprime number because it is at equal distance from previous prime (266372861) and next prime (266372891).

It is a super-2 number, since 2×266372876² = 141909018137022752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 266372876.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5276 + ... + 23676.

It is an arithmetic number, because the mean of its divisors is an integer number (12366144).

Almost surely, 2^266372876 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266372876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296787456).

266372876 is an abundant number, since it is smaller than the sum of its proper divisors (327202036).

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

266372876 is a wasteful number, since it uses less digits than its factorization.

266372876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18470 (or 18468 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 47.

The square root of 266372876 is about 16320.9336742724. The cubic root of 266372876 is about 643.4231264024.

The spelling of 266372876 in words is "two hundred sixty-six million, three hundred seventy-two thousand, eight hundred seventy-six".