98855136 has 144 divisors (see below), whose sum is σ = 303449328. Its totient is φ = 30412800.

The previous prime is 98855131. The next prime is 98855137. The reversal of 98855136 is 63155889.

98855136 is a `hidden beast` number, since 98 + 8 + 551 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 98855091 and 98855100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98855131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 298491 + ... + 298821.

It is an arithmetic number, because the mean of its divisors is an integer number (2107287).

Almost surely, 2^98855136 is an apocalyptic number.

98855136 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98855136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151724664).

98855136 is an abundant number, since it is smaller than the sum of its proper divisors (204594192).

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

98855136 is a wasteful number, since it uses less digits than its factorization.

98855136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425 (or 414 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 98855136 is about 9942.5920161696. The cubic root of 98855136 is about 462.3807509458.

The spelling of 98855136 in words is "ninety-eight million, eight hundred fifty-five thousand, one hundred thirty-six".