1040906 has 8 divisors (see below), whose sum is σ = 1577124. Its totient is φ = 515200.

The previous prime is 1040899. The next prime is 1040929. The reversal of 1040906 is 6090401.

1040906 = 289² + 290² + ... + 300².

1040906 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 2 ways, for example, as 912025 + 128881 = 955^2 + 359^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2375 + ... + 2778.

2^1040906 is an apocalyptic number.

1040906 is a deficient number, since it is larger than the sum of its proper divisors (536218).

1040906 is a wasteful number, since it uses less digits than its factorization.

1040906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5256.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1040906 is about 1020.2480090645. The cubic root of 1040906 is about 101.3453524332.

It can be divided in two parts, 10 and 40906, that multiplied together give a triangular number (409060 = T₉₀₄).

The spelling of 1040906 in words is "one million, forty thousand, nine hundred six".