900000006 has 8 divisors (see below), whose sum is σ = 1800000024. Its totient is φ = 300000000.

The previous prime is 899999963. The next prime is 900000011. The reversal of 900000006 is 600000009.

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

900000006 is an admirable number.

900000006 is a strobogrammatic number because it is the same when read upside-down.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74999995 + ... + 75000006.

It is an arithmetic number, because the mean of its divisors is an integer number (225000003).

Almost surely, 2^900000006 is an apocalyptic number.

900000006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

900000006 is a wasteful number, since it uses less digits than its factorization.

900000006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150000006.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 900000006 is about 30000.0001000000. Note that the first 3 decimals coincide. The cubic root of 900000006 is about 965.4893867512.

The spelling of 900000006 in words is "nine hundred million, six", and thus it is an aban number.