1000776 has 96 divisors (see below), whose sum is σ = 3119040. Its totient is φ = 266112.

The previous prime is 1000763. The next prime is 1000777. The reversal of 1000776 is 6770001.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (1000777) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27030 + ... + 27066.

It is an arithmetic number, because the mean of its divisors is an integer number (32490).

2^1000776 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 1000776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1559520).

1000776 is an abundant number, since it is smaller than the sum of its proper divisors (2118264).

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

1000776 is a wasteful number, since it uses less digits than its factorization.

1000776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 294, while the sum is 21.

The square root of 1000776 is about 1000.3879247572. The cubic root of 1000776 is about 100.0258599787.

Adding to 1000776 its reverse (6770001), we get a palindrome (7770777).

The spelling of 1000776 in words is "one million, seven hundred seventy-six", and thus it is an aban number.