906009572 has 24 divisors (see below), whose sum is σ = 1708436352. Its totient is φ = 417924000.

The previous prime is 906009571. The next prime is 906009631. The reversal of 906009572 is 275900609.

It is not an unprimeable number, because it can be changed into a prime (906009571) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 118547 + ... + 125957.

It is an arithmetic number, because the mean of its divisors is an integer number (71184848).

Almost surely, 2^906009572 is an apocalyptic number.

It is an amenable number.

906009572 is a deficient number, since it is larger than the sum of its proper divisors (802426780).

906009572 is a wasteful number, since it uses less digits than its factorization.

906009572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9779 (or 9777 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 906009572 is about 30099.9928903646. The cubic root of 906009572 is about 967.6335740013.

The spelling of 906009572 in words is "nine hundred six million, nine thousand, five hundred seventy-two".