1040806 has 8 divisors (see below), whose sum is σ = 1681344. Its totient is φ = 480360.

The previous prime is 1040803. The next prime is 1040807. The reversal of 1040806 is 6080401.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19990 + ... + 20041.

It is an arithmetic number, because the mean of its divisors is an integer number (210168).

2^1040806 is an apocalyptic number.

1040806 is a deficient number, since it is larger than the sum of its proper divisors (640538).

1040806 is a wasteful number, since it uses less digits than its factorization.

1040806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40046.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1040806 is about 1020.1990001956. The cubic root of 1040806 is about 101.3421069081.

The spelling of 1040806 in words is "one million, forty thousand, eight hundred six".