1076720 has 40 divisors (see below), whose sum is σ = 2569776. Its totient is φ = 419328.

The previous prime is 1076717. The next prime is 1076731. The reversal of 1076720 is 276701.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3284 + ... + 3596.

2^1076720 is an apocalyptic number.

1076720 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 1076720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1284888).

1076720 is an abundant number, since it is smaller than the sum of its proper divisors (1493056).

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

1076720 is a wasteful number, since it uses less digits than its factorization.

1076720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 1076720 is about 1037.6511938026. The cubic root of 1076720 is about 102.4945862697.

The spelling of 1076720 in words is "one million, seventy-six thousand, seven hundred twenty".