9007198 has 4 divisors (see below), whose sum is σ = 13510800. Its totient is φ = 4503598.

The previous prime is 9007189. The next prime is 9007211. The reversal of 9007198 is 8917009.

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

It is a super-2 number, since 2×9007198² = 162259231622408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2251798 + ... + 2251801.

It is an arithmetic number, because the mean of its divisors is an integer number (3377700).

Almost surely, 2^9007198 is an apocalyptic number.

9007198 is a deficient number, since it is larger than the sum of its proper divisors (4503602).

9007198 is a wasteful number, since it uses less digits than its factorization.

9007198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4503601.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 9007198 is about 3001.1994268959. The cubic root of 9007198 is about 208.0638210222.

It can be divided in two parts, 900 and 7198, that multiplied together give a triangular number (6478200 = T₃₅₉₉).

The spelling of 9007198 in words is "nine million, seven thousand, one hundred ninety-eight".