98839128 has 32 divisors (see below), whose sum is σ = 249879600. Its totient is φ = 32575488.

The previous prime is 98839127. The next prime is 98839141. The reversal of 98839128 is 82193889.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98839127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21001 + ... + 25272.

Almost surely, 2^98839128 is an apocalyptic number.

It is an amenable number.

98839128 is an abundant number, since it is smaller than the sum of its proper divisors (151040472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98839128 is a wasteful number, since it uses less digits than its factorization.

98839128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46371 (or 46367 counting only the distinct ones).

The product of its digits is 248832, while the sum is 48.

The square root of 98839128 is about 9941.7869621110. The cubic root of 98839128 is about 462.3557912221.

The spelling of 98839128 in words is "ninety-eight million, eight hundred thirty-nine thousand, one hundred twenty-eight".