98888225 has 6 divisors (see below), whose sum is σ = 122621430. Its totient is φ = 79110560.

The previous prime is 98888219. The next prime is 98888249. The reversal of 98888225 is 52288889.

It can be written as a sum of positive squares in 3 ways, for example, as 7054336 + 91833889 = 2656^2 + 9583^2 .

It is not a de Polignac number, because 98888225 - 2⁸ = 98887969 is a prime.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 1977740 + ... + 1977789.

It is an arithmetic number, because the mean of its divisors is an integer number (20436905).

Almost surely, 2^98888225 is an apocalyptic number.

It is an amenable number.

98888225 is a deficient number, since it is larger than the sum of its proper divisors (23733205).

98888225 is a wasteful number, since it uses less digits than its factorization.

98888225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3955539 (or 3955534 counting only the distinct ones).

The product of its digits is 737280, while the sum is 50.

The square root of 98888225 is about 9944.2558796523. The cubic root of 98888225 is about 462.4323348781.

The spelling of 98888225 in words is "ninety-eight million, eight hundred eighty-eight thousand, two hundred twenty-five".