98198525 has 6 divisors (see below), whose sum is σ = 121766202. Its totient is φ = 78558800.

The previous prime is 98198509. The next prime is 98198587. The reversal of 98198525 is 52589189.

It can be written as a sum of positive squares in 3 ways, for example, as 13060996 + 85137529 = 3614^2 + 9227^2 .

It is not a de Polignac number, because 98198525 - 2⁴ = 98198509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 98198525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1963946 + ... + 1963995.

It is an arithmetic number, because the mean of its divisors is an integer number (20294367).

Almost surely, 2^98198525 is an apocalyptic number.

It is an amenable number.

98198525 is a deficient number, since it is larger than the sum of its proper divisors (23567677).

98198525 is a wasteful number, since it uses less digits than its factorization.

98198525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3927951 (or 3927946 counting only the distinct ones).

The product of its digits is 259200, while the sum is 47.

The square root of 98198525 is about 9909.5168903433. The cubic root of 98198525 is about 461.3547412832.

The spelling of 98198525 in words is "ninety-eight million, one hundred ninety-eight thousand, five hundred twenty-five".