98428525 has 12 divisors (see below), whose sum is σ = 131440372. Its totient is φ = 72685440.

The previous prime is 98428483. The next prime is 98428529. The reversal of 98428525 is 52582489.

It can be written as a sum of positive squares in 6 ways, for example, as 12068676 + 86359849 = 3474^2 + 9293^2 .

It is not a de Polignac number, because 98428525 - 2⁷ = 98428397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98428529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151104 + ... + 151753.

Almost surely, 2^98428525 is an apocalyptic number.

It is an amenable number.

98428525 is a deficient number, since it is larger than the sum of its proper divisors (33011847).

98428525 is a wasteful number, since it uses less digits than its factorization.

98428525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302880 (or 302875 counting only the distinct ones).

The product of its digits is 230400, while the sum is 43.

The square root of 98428525 is about 9921.1151086962. The cubic root of 98428525 is about 461.7146545422.

The spelling of 98428525 in words is "ninety-eight million, four hundred twenty-eight thousand, five hundred twenty-five".