1266850 has 24 divisors (see below), whose sum is σ = 2538900. Its totient is φ = 467520.

The previous prime is 1266847. The next prime is 1266851. The reversal of 1266850 is 586621.

It can be written as a sum of positive squares in 6 ways, for example, as 418609 + 848241 = 647^2 + 921^2 .

It is not an unprimeable number, because it can be changed into a prime (1266851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 325 + ... + 1624.

2^1266850 is an apocalyptic number.

1266850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1266850 is an abundant number, since it is smaller than the sum of its proper divisors (1272050).

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

1266850 is a wasteful number, since it uses less digits than its factorization.

1266850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1974 (or 1969 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 1266850 is about 1125.5443127661. The cubic root of 1266850 is about 108.2036053980.

It can be divided in two parts, 1266 and 850, that added together give a square (2116 = 46²).

The spelling of 1266850 in words is "one million, two hundred sixty-six thousand, eight hundred fifty".