1026885 has 16 divisors (see below), whose sum is σ = 1740096. Its totient is φ = 515328.

The previous prime is 1026859. The next prime is 1026887. The reversal of 1026885 is 5886201.

It is not a de Polignac number, because 1026885 - 2⁵ = 1026853 is a prime.

It is a Curzon number.

It is a congruent number.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1759 + ... + 2268.

It is an arithmetic number, because the mean of its divisors is an integer number (108756).

2^1026885 is an apocalyptic number.

1026885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1026885 is a deficient number, since it is larger than the sum of its proper divisors (713211).

1026885 is a wasteful number, since it uses less digits than its factorization.

1026885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4052.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 1026885 is about 1013.3533441007. The cubic root of 1026885 is about 100.8882533654. Note that the first 3 decimals are identical.

The spelling of 1026885 in words is "one million, twenty-six thousand, eight hundred eighty-five".