906869636 has 6 divisors (see below), whose sum is σ = 1587021870. Its totient is φ = 453434816.

The previous prime is 906869627. The next prime is 906869647. The reversal of 906869636 is 636968609.

It is a happy number.

906869636 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 only one way, i.e., 734735236 + 172134400 = 27106^2 + 13120^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113358701 + ... + 113358708.

It is an arithmetic number, because the mean of its divisors is an integer number (264503645).

Almost surely, 2^906869636 is an apocalyptic number.

It is an amenable number.

906869636 is a deficient number, since it is larger than the sum of its proper divisors (680152234).

906869636 is a wasteful number, since it uses less digits than its factorization.

906869636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226717413 (or 226717411 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 53.

The square root of 906869636 is about 30114.2762821888. The cubic root of 906869636 is about 967.9396648071.

The spelling of 906869636 in words is "nine hundred six million, eight hundred sixty-nine thousand, six hundred thirty-six".