98675820 has 120 divisors (see below), whose sum is σ = 327849984. Its totient is φ = 24758784.

The previous prime is 98675761. The next prime is 98675827. The reversal of 98675820 is 2857689.

98675820 is a `hidden beast` number, since 9 + 8 + 67 + 582 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (98675827) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 25749 + ... + 29331.

Almost surely, 2^98675820 is an apocalyptic number.

98675820 is a gapful number since it is divisible by the number (90) 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 98675820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163924992).

98675820 is an abundant number, since it is smaller than the sum of its proper divisors (229174164).

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

98675820 is a wasteful number, since it uses less digits than its factorization.

98675820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3621 (or 3610 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 98675820 is about 9933.5703551140. The cubic root of 98675820 is about 462.1010067566.

The spelling of 98675820 in words is "ninety-eight million, six hundred seventy-five thousand, eight hundred twenty".