1040026 has 24 divisors (see below), whose sum is σ = 1798524. Its totient is φ = 449280.

The previous prime is 1040021. The next prime is 1040029. The reversal of 1040026 is 6200401.

It can be written as a sum of positive squares in 6 ways, for example, as 42025 + 998001 = 205^2 + 999^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 1039988 and 1040015.

It is not an unprimeable number, because it can be changed into a prime (1040021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5656 + ... + 5836.

2^1040026 is an apocalyptic number.

1040026 is a deficient number, since it is larger than the sum of its proper divisors (758498).

1040026 is a wasteful number, since it uses less digits than its factorization.

1040026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1040026 is about 1019.8166501877. The cubic root of 1040026 is about 101.3167846745.

Adding to 1040026 its reverse (6200401), we get a palindrome (7240427).

It can be divided in two parts, 10400 and 26, that multiplied together give a square (270400 = 520²).

The spelling of 1040026 in words is "one million, forty thousand, twenty-six".