98221525 has 12 divisors (see below), whose sum is σ = 122044644. Its totient is φ = 78416000.

The previous prime is 98221457. The next prime is 98221537. The reversal of 98221525 is 52512289.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 20376196 + 77845329 = 4514^2 + 8823^2 .

It is not a de Polignac number, because 98221525 - 2¹⁵ = 98188757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9255 + ... + 16795.

It is an arithmetic number, because the mean of its divisors is an integer number (10170387).

Almost surely, 2^98221525 is an apocalyptic number.

It is an amenable number.

98221525 is a deficient number, since it is larger than the sum of its proper divisors (23823119).

98221525 is a wasteful number, since it uses less digits than its factorization.

98221525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8072 (or 8067 counting only the distinct ones).

The product of its digits is 14400, while the sum is 34.

The square root of 98221525 is about 9910.6773229684. The cubic root of 98221525 is about 461.3907578823.

The spelling of 98221525 in words is "ninety-eight million, two hundred twenty-one thousand, five hundred twenty-five".