98684355 has 64 divisors (see below), whose sum is σ = 201535488. Its totient is φ = 40037760.

The previous prime is 98684317. The next prime is 98684359. The reversal of 98684355 is 55348689.

It is a happy number.

It is a Cunningham number, because it is equal to 9934²-1.

It is not a de Polignac number, because 98684355 - 2¹² = 98680259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98684359) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48672 + ... + 50658.

It is an arithmetic number, because the mean of its divisors is an integer number (3148992).

Almost surely, 2^98684355 is an apocalyptic number.

98684355 is an abundant number, since it is smaller than the sum of its proper divisors (102851133).

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

98684355 is a wasteful number, since it uses less digits than its factorization.

98684355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056.

The product of its digits is 1036800, while the sum is 48.

The square root of 98684355 is about 9933.9999496678. Note that the first 4 decimals coincide. The cubic root of 98684355 is about 462.1143295693.

The spelling of 98684355 in words is "ninety-eight million, six hundred eighty-four thousand, three hundred fifty-five".