1039906 has 8 divisors (see below), whose sum is σ = 1782720. Its totient is φ = 445668.

The previous prime is 1039901. The next prime is 1039921. The reversal of 1039906 is 6099301.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1039901) 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, 37126 + ... + 37153.

It is an arithmetic number, because the mean of its divisors is an integer number (222840).

2^1039906 is an apocalyptic number.

1039906 is a deficient number, since it is larger than the sum of its proper divisors (742814).

1039906 is an equidigital number, since it uses as much as digits as its factorization.

1039906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74288.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 1039906 is about 1019.7578143854. The cubic root of 1039906 is about 101.3128878226.

The spelling of 1039906 in words is "one million, thirty-nine thousand, nine hundred six".