1026884 has 6 divisors (see below), whose sum is σ = 1797054. Its totient is φ = 513440.

The previous prime is 1026859. The next prime is 1026887. The reversal of 1026884 is 4886201.

It can be written as a sum of positive squares in only one way, i.e., 640000 + 386884 = 800^2 + 622^2 .

It is not an unprimeable number, because it can be changed into a prime (1026887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128357 + ... + 128364.

It is an arithmetic number, because the mean of its divisors is an integer number (299509).

2^1026884 is an apocalyptic number.

It is an amenable number.

1026884 is a deficient number, since it is larger than the sum of its proper divisors (770170).

1026884 is a wasteful number, since it uses less digits than its factorization.

1026884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256725 (or 256723 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 1026884 is about 1013.3528506892. The cubic root of 1026884 is about 100.8882206164. Note that the first 3 decimals are identical.

The spelling of 1026884 in words is "one million, twenty-six thousand, eight hundred eighty-four".