1000026 has 20 divisors (see below), whose sum is σ = 2241162. Its totient is φ = 333288.
The previous prime is 1000003. The next prime is 1000033. The reversal of 1000026 is 6200001.
1000026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 998001 + 2025 = 999^2 + 45^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a plaindrome in base 7.
It is a junction number, because it is equal to n+sod(n) for n = 999981 and 1000017.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2925 + ... + 3248.
21000026 is an apocalyptic number.
1000026 is an abundant number, since it is smaller than the sum of its proper divisors (1241136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1000026 is an equidigital number, since it uses as much as digits as its factorization.
1000026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6187 (or 6178 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 1000026 is about 1000.0129999155. The cubic root of 1000026 is about 100.0008666592. Note that the first 3 decimals are identical.
Adding to 1000026 its reverse (6200001), we get a palindrome (7200027).
The spelling of 1000026 in words is "one million, twenty-six", and thus it is an aban number and an uban number.
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