98644700 has 144 divisors (see below), whose sum is σ = 278982144. Its totient is φ = 29356800.

The previous prime is 98644657. The next prime is 98644717. The reversal of 98644700 is 744689.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 176822 + ... + 177378.

It is an arithmetic number, because the mean of its divisors is an integer number (1937376).

Almost surely, 2^98644700 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 98644700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139491072).

98644700 is an abundant number, since it is smaller than the sum of its proper divisors (180337444).

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

98644700 is a wasteful number, since it uses less digits than its factorization.

98644700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612 (or 605 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 98644700 is about 9932.0038260162. The cubic root of 98644700 is about 462.0524231038.

The spelling of 98644700 in words is "ninety-eight million, six hundred forty-four thousand, seven hundred".