98890899 has 32 divisors (see below), whose sum is σ = 144752640. Its totient is φ = 59875200.

The previous prime is 98890871. The next prime is 98890901. The reversal of 98890899 is 99809889.

It is not a de Polignac number, because 98890899 - 2⁸ = 98890643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98891899) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99294 + ... + 100284.

It is an arithmetic number, because the mean of its divisors is an integer number (4523520).

Almost surely, 2^98890899 is an apocalyptic number.

98890899 is a deficient number, since it is larger than the sum of its proper divisors (45861741).

98890899 is a wasteful number, since it uses less digits than its factorization.

98890899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091.

The product of its (nonzero) digits is 3359232, while the sum is 60.

The square root of 98890899 is about 9944.3903282202. The cubic root of 98890899 is about 462.4365029946.

The spelling of 98890899 in words is "ninety-eight million, eight hundred ninety thousand, eight hundred ninety-nine".