98797680 has 60 divisors (see below), whose sum is σ = 331797960. Its totient is φ = 26345856.

The previous prime is 98797607. The next prime is 98797681. The reversal of 98797680 is 8679789.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98797681) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67890 + ... + 69329.

It is an arithmetic number, because the mean of its divisors is an integer number (5529966).

Almost surely, 2^98797680 is an apocalyptic number.

98797680 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

98797680 is an abundant number, since it is smaller than the sum of its proper divisors (233000280).

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

98797680 is a wasteful number, since it uses less digits than its factorization.

98797680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137238 (or 137229 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 54.

The square root of 98797680 is about 9939.7022088189. The cubic root of 98797680 is about 462.2911528459.

The spelling of 98797680 in words is "ninety-eight million, seven hundred ninety-seven thousand, six hundred eighty".