98666000 has 40 divisors (see below), whose sum is σ = 238579224. Its totient is φ = 39465600.

The previous prime is 98665999. The next prime is 98666003. The reversal of 98666000 is 66689.

It can be written as a sum of positive squares in 4 ways, for example, as 2155024 + 96510976 = 1468^2 + 9824^2 .

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

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (98666003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22667 + ... + 26666.

Almost surely, 2^98666000 is an apocalyptic number.

It is an amenable number.

98666000 is an abundant number, since it is smaller than the sum of its proper divisors (139913224).

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

98666000 is a wasteful number, since it uses less digits than its factorization.

98666000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49356 (or 49340 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 98666000 is about 9933.0760593081. The cubic root of 98666000 is about 462.0856771571.

The spelling of 98666000 in words is "ninety-eight million, six hundred sixty-six thousand".