7098225 has 48 divisors (see below), whose sum is σ = 12570624. Its totient is φ = 3528000.

The previous prime is 7098209. The next prime is 7098227. The reversal of 7098225 is 5228907.

It is not a de Polignac number, because 7098225 - 2⁴ = 7098209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7098227) 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 47 ways as a sum of consecutive naturals, for example, 99940 + ... + 100010.

It is an arithmetic number, because the mean of its divisors is an integer number (261888).

Almost surely, 2^7098225 is an apocalyptic number.

7098225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7098225 is a deficient number, since it is larger than the sum of its proper divisors (5472399).

7098225 is a wasteful number, since it uses less digits than its factorization.

7098225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 7098225 is about 2664.2494252603. The cubic root of 7098225 is about 192.1837162980.

The spelling of 7098225 in words is "seven million, ninety-eight thousand, two hundred twenty-five".