266622048 has 216 divisors, whose sum is σ = 953329104. Its totient is φ = 69189120.

The previous prime is 266622047. The next prime is 266622053. The reversal of 266622048 is 840226662.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266622047) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 243390 + ... + 244482.

Almost surely, 2^266622048 is an apocalyptic number.

266622048 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266622048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (476664552).

266622048 is an abundant number, since it is smaller than the sum of its proper divisors (686707056).

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

266622048 is a wasteful number, since it uses less digits than its factorization.

266622048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138 (or 1116 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 266622048 is about 16328.5653993240. The cubic root of 266622048 is about 643.6236886938.

The spelling of 266622048 in words is "two hundred sixty-six million, six hundred twenty-two thousand, forty-eight".