98888775 has 12 divisors (see below), whose sum is σ = 163496232. Its totient is φ = 52740640.

The previous prime is 98888743. The next prime is 98888819. The reversal of 98888775 is 57788889.

It is not a de Polignac number, because 98888775 - 2⁵ = 98888743 is a prime.

It is a nialpdrome in base 10.

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, 659184 + ... + 659333.

It is an arithmetic number, because the mean of its divisors is an integer number (13624686).

Almost surely, 2^98888775 is an apocalyptic number.

98888775 is a deficient number, since it is larger than the sum of its proper divisors (64607457).

98888775 is a wasteful number, since it uses less digits than its factorization.

98888775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318530 (or 1318525 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 60.

The square root of 98888775 is about 9944.2835337695. The cubic root of 98888775 is about 462.4331922006.

The spelling of 98888775 in words is "ninety-eight million, eight hundred eighty-eight thousand, seven hundred seventy-five".