7198056 has 48 divisors (see below), whose sum is σ = 19620900. Its totient is φ = 2383872.

The previous prime is 7198043. The next prime is 7198067. The reversal of 7198056 is 6508917.

It can be written as a sum of positive squares in 2 ways, for example, as 6937956 + 260100 = 2634^2 + 510^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 7198056.

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 in 11 ways as a sum of consecutive naturals, for example, 18310 + ... + 18698.

Almost surely, 2^7198056 is an apocalyptic number.

It is an amenable number.

7198056 is an abundant number, since it is smaller than the sum of its proper divisors (12422844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7198056 is a wasteful number, since it uses less digits than its factorization.

7198056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658 (or 651 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 7198056 is about 2682.9193055327. The cubic root of 7198056 is about 193.0804965479.

The spelling of 7198056 in words is "seven million, one hundred ninety-eight thousand, fifty-six".