98666633 has 8 divisors (see below), whose sum is σ = 106360968. Its totient is φ = 90987264.

The previous prime is 98666629. The next prime is 98666647. The reversal of 98666633 is 33666689.

It can be written as a sum of positive squares in 4 ways, for example, as 5968249 + 92698384 = 2443^2 + 9628^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 98666633 - 2² = 98666629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (98666683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12641 + ... + 18897.

It is an arithmetic number, because the mean of its divisors is an integer number (13295121).

Almost surely, 2^98666633 is an apocalyptic number.

It is an amenable number.

98666633 is a deficient number, since it is larger than the sum of its proper divisors (7694335).

98666633 is a wasteful number, since it uses less digits than its factorization.

98666633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7483.

The product of its digits is 839808, while the sum is 47.

The square root of 98666633 is about 9933.1079224984. The cubic root of 98666633 is about 462.0866653381.

It can be divided in two parts, 98666 and 633, that added together give a palindrome (99299).

The spelling of 98666633 in words is "ninety-eight million, six hundred sixty-six thousand, six hundred thirty-three".