1268760 has 64 divisors (see below), whose sum is σ = 3880800. Its totient is φ = 331776.

The previous prime is 1268759. The next prime is 1268777. The reversal of 1268760 is 678621.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11586 + ... + 11694.

2^1268760 is an apocalyptic number.

1268760 is a gapful number since it is divisible by the number (10) 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 1268760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1940400).

1268760 is an abundant number, since it is smaller than the sum of its proper divisors (2612040).

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

1268760 is a wasteful number, since it uses less digits than its factorization.

1268760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 1268760 is about 1126.3924715658. The cubic root of 1268760 is about 108.2579567709.

The spelling of 1268760 in words is "one million, two hundred sixty-eight thousand, seven hundred sixty".