9390998 has 4 divisors (see below), whose sum is σ = 14086500. Its totient is φ = 4695498.

The previous prime is 9390973. The next prime is 9391001. The reversal of 9390998 is 8990939.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2347748 + ... + 2347751.

It is an arithmetic number, because the mean of its divisors is an integer number (3521625).

Almost surely, 2^9390998 is an apocalyptic number.

9390998 is a deficient number, since it is larger than the sum of its proper divisors (4695502).

9390998 is a wasteful number, since it uses less digits than its factorization.

9390998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4695501.

The product of its (nonzero) digits is 157464, while the sum is 47.

The square root of 9390998 is about 3064.4735273779. The cubic root of 9390998 is about 210.9780380397.

The spelling of 9390998 in words is "nine million, three hundred ninety thousand, nine hundred ninety-eight".