906191006 has 12 divisors (see below), whose sum is σ = 1581211008. Its totient is φ = 388367532.

The previous prime is 906190991. The next prime is 906191023. The reversal of 906191006 is 600191609.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4623326 + ... + 4623521.

It is an arithmetic number, because the mean of its divisors is an integer number (131767584).

Almost surely, 2^906191006 is an apocalyptic number.

906191006 is a deficient number, since it is larger than the sum of its proper divisors (675020002).

906191006 is a wasteful number, since it uses less digits than its factorization.

906191006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9246863 (or 9246856 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 906191006 is about 30103.0065940265. The cubic root of 906191006 is about 967.6981612188.

The spelling of 906191006 in words is "nine hundred six million, one hundred ninety-one thousand, six".