98823480 has 128 divisors (see below), whose sum is σ = 343802880. Its totient is φ = 22256640.

The previous prime is 98823463. The next prime is 98823521. The reversal of 98823480 is 8432889.

It is a happy number.

It is a Cunningham number, because it is equal to 9941²-1.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58812 + ... + 60468.

It is an arithmetic number, because the mean of its divisors is an integer number (2685960).

Almost surely, 2^98823480 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 98823480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171901440).

98823480 is an abundant number, since it is smaller than the sum of its proper divisors (244979400).

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

98823480 is a wasteful number, since it uses less digits than its factorization.

98823480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749 (or 1745 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 98823480 is about 9940.9999497032. Note that the first 4 decimals coincide. The cubic root of 98823480 is about 462.3313902067.

The spelling of 98823480 in words is "ninety-eight million, eight hundred twenty-three thousand, four hundred eighty".