98003661 has 32 divisors (see below), whose sum is σ = 153861120. Its totient is φ = 54332544.

The previous prime is 98003651. The next prime is 98003699. The reversal of 98003661 is 16630089.

It is not a de Polignac number, because 98003661 - 2⁵ = 98003629 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98003651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102361 + ... + 103313.

It is an arithmetic number, because the mean of its divisors is an integer number (4808160).

Almost surely, 2^98003661 is an apocalyptic number.

It is an amenable number.

98003661 is a deficient number, since it is larger than the sum of its proper divisors (55857459).

98003661 is a wasteful number, since it uses less digits than its factorization.

98003661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 98003661 is about 9899.6798433081. The cubic root of 98003661 is about 461.0493702253.

The spelling of 98003661 in words is "ninety-eight million, three thousand, six hundred sixty-one".