7098198 has 8 divisors (see below), whose sum is σ = 14196408. Its totient is φ = 2366064.

The previous prime is 7098193. The next prime is 7098199. The reversal of 7098198 is 8918907.

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

7098198 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7098193) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 591511 + ... + 591522.

It is an arithmetic number, because the mean of its divisors is an integer number (1774551).

Almost surely, 2^7098198 is an apocalyptic number.

7098198 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.

7098198 is a wasteful number, since it uses less digits than its factorization.

7098198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183038.

The product of its (nonzero) digits is 36288, while the sum is 42.

The square root of 7098198 is about 2664.2443581624. The cubic root of 7098198 is about 192.1834726236.

The spelling of 7098198 in words is "seven million, ninety-eight thousand, one hundred ninety-eight".