98633889 has 16 divisors (see below), whose sum is σ = 148522240. Its totient is φ = 64676880.

The previous prime is 98633879. The next prime is 98633891. The reversal of 98633889 is 98833689.

It is not a de Polignac number, because 98633889 - 2⁷ = 98633761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98633869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28297 + ... + 31590.

It is an arithmetic number, because the mean of its divisors is an integer number (9282640).

Almost surely, 2^98633889 is an apocalyptic number.

It is an amenable number.

98633889 is a deficient number, since it is larger than the sum of its proper divisors (49888351).

98633889 is a wasteful number, since it uses less digits than its factorization.

98633889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59957 (or 59951 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The square root of 98633889 is about 9931.4595604070. The cubic root of 98633889 is about 462.0355428887.

The spelling of 98633889 in words is "ninety-eight million, six hundred thirty-three thousand, eight hundred eighty-nine".