98666207 has 16 divisors (see below), whose sum is σ = 105062400. Its totient is φ = 92504160.

The previous prime is 98666171. The next prime is 98666233. The reversal of 98666207 is 70266689.

It is a cyclic number.

It is not a de Polignac number, because 98666207 - 2¹⁴ = 98649823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98666257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260144 + ... + 260522.

It is an arithmetic number, because the mean of its divisors is an integer number (6566400).

Almost surely, 2^98666207 is an apocalyptic number.

98666207 is a deficient number, since it is larger than the sum of its proper divisors (6396193).

98666207 is a wasteful number, since it uses less digits than its factorization.

98666207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 98666207 is about 9933.0864790356. The cubic root of 98666207 is about 462.0860003068.

The spelling of 98666207 in words is "ninety-eight million, six hundred sixty-six thousand, two hundred seven".