1276704 has 144 divisors (see below), whose sum is σ = 4402944. Its totient is φ = 345600.

The previous prime is 1276687. The next prime is 1276711. The reversal of 1276704 is 4076721.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41169 + ... + 41199.

It is an arithmetic number, because the mean of its divisors is an integer number (30576).

2^1276704 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 1276704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2201472).

1276704 is an abundant number, since it is smaller than the sum of its proper divisors (3126240).

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

1276704 is a wasteful number, since it uses less digits than its factorization.

1276704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 60 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 1276704 is about 1129.9132710080. The cubic root of 1276704 is about 108.4834295520.

The spelling of 1276704 in words is "one million, two hundred seventy-six thousand, seven hundred four".