98625636 has 72 divisors (see below), whose sum is σ = 273120120. Its totient is φ = 29869056.

The previous prime is 98625629. The next prime is 98625641. The reversal of 98625636 is 63652689.

It is a happy number.

98625636 is a `hidden beast` number, since 9 + 8 + 6 + 2 + 5 + 636 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 53144100 + 45481536 = 7290^2 + 6744^2 .

It is a junction number, because it is equal to n+sod(n) for n = 98625591 and 98625600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14970 + ... + 20526.

It is an arithmetic number, because the mean of its divisors is an integer number (3793335).

Almost surely, 2^98625636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98625636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136560060).

98625636 is an abundant number, since it is smaller than the sum of its proper divisors (174494484).

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

98625636 is a wasteful number, since it uses less digits than its factorization.

98625636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5613 (or 5608 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 98625636 is about 9931.0440538747. The cubic root of 98625636 is about 462.0226558856.

The spelling of 98625636 in words is "ninety-eight million, six hundred twenty-five thousand, six hundred thirty-six".