1266498 has 24 divisors (see below), whose sum is σ = 2785536. Its totient is φ = 415800.

The previous prime is 1266493. The next prime is 1266511. The reversal of 1266498 is 8946621.

1266498 is a `hidden beast` number, since 1 + 2 + 6 + 649 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (1266491) 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, 783 + ... + 1773.

It is an arithmetic number, because the mean of its divisors is an integer number (116064).

2^1266498 is an apocalyptic number.

1266498 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1266498 is an abundant number, since it is smaller than the sum of its proper divisors (1519038).

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

1266498 is a wasteful number, since it uses less digits than its factorization.

1266498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070 (or 1067 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 1266498 is about 1125.3879331146. The cubic root of 1266498 is about 108.1935828494.

It can be divided in two parts, 1266 and 498, that added together give a square (1764 = 42²).

The spelling of 1266498 in words is "one million, two hundred sixty-six thousand, four hundred ninety-eight".