9000398 has 16 divisors (see below), whose sum is σ = 15127344. Its totient is φ = 3980160.

The previous prime is 9000379. The next prime is 9000403. The reversal of 9000398 is 8930009.

9000398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9000398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4715 + ... + 6342.

It is an arithmetic number, because the mean of its divisors is an integer number (945459).

Almost surely, 2^9000398 is an apocalyptic number.

9000398 is a deficient number, since it is larger than the sum of its proper divisors (6126946).

9000398 is a wasteful number, since it uses less digits than its factorization.

9000398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11107.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 9000398 is about 3000.0663326000. The cubic root of 9000398 is about 208.0114484576.

The spelling of 9000398 in words is "nine million, three hundred ninety-eight", and thus it is an aban number.