98421680 has 40 divisors (see below), whose sum is σ = 261521952. Its totient is φ = 33744384.

The previous prime is 98421677. The next prime is 98421709. The reversal of 98421680 is 8612489.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87317 + ... + 88436.

Almost surely, 2^98421680 is an apocalyptic number.

It is an amenable number.

98421680 is an abundant number, since it is smaller than the sum of its proper divisors (163100272).

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

98421680 is a wasteful number, since it uses less digits than its factorization.

98421680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175773 (or 175767 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 98421680 is about 9920.7701313961. The cubic root of 98421680 is about 461.7039513100.

The spelling of 98421680 in words is "ninety-eight million, four hundred twenty-one thousand, six hundred eighty".