1000535 has 16 divisors (see below), whose sum is σ = 1296000. Its totient is φ = 738816.

The previous prime is 1000507. The next prime is 1000537. The reversal of 1000535 is 5350001.

It is a cyclic number.

It is not a de Polignac number, because 1000535 - 2¹⁸ = 738391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000537) 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 in 15 ways as a sum of consecutive naturals, for example, 6641 + ... + 6789.

It is an arithmetic number, because the mean of its divisors is an integer number (81000).

2^1000535 is an apocalyptic number.

1000535 is a deficient number, since it is larger than the sum of its proper divisors (295465).

1000535 is a wasteful number, since it uses less digits than its factorization.

1000535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250.

The product of its (nonzero) digits is 75, while the sum is 14.

The square root of 1000535 is about 1000.2674642314. The cubic root of 1000535 is about 100.0178301540.

Adding to 1000535 its reverse (5350001), we get a palindrome (6350536).

The spelling of 1000535 in words is "one million, five hundred thirty-five", and thus it is an aban number.