9399998 has 16 divisors (see below), whose sum is σ = 14733360. Its totient is φ = 4493376.

The previous prime is 9399989. The next prime is 9400009. The reversal of 9399998 is 8999939.

It is a happy number.

It is a Curzon number.

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, 3290 + ... + 5442.

It is an arithmetic number, because the mean of its divisors is an integer number (920835).

Almost surely, 2^9399998 is an apocalyptic number.

9399998 is a deficient number, since it is larger than the sum of its proper divisors (5333362).

9399998 is a wasteful number, since it uses less digits than its factorization.

9399998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251.

The product of its digits is 1417176, while the sum is 56.

The square root of 9399998 is about 3065.9416171871. The cubic root of 9399998 is about 211.0454144813.

The spelling of 9399998 in words is "nine million, three hundred ninety-nine thousand, nine hundred ninety-eight".