98664423 has 32 divisors (see below), whose sum is σ = 156210432. Its totient is φ = 54604800.

The previous prime is 98664407. The next prime is 98664427. The reversal of 98664423 is 32446689.

It is a happy number.

It is not a de Polignac number, because 98664423 - 2⁴ = 98664407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98664427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40428 + ... + 42798.

It is an arithmetic number, because the mean of its divisors is an integer number (4881576).

Almost surely, 2^98664423 is an apocalyptic number.

98664423 is a deficient number, since it is larger than the sum of its proper divisors (57546009).

98664423 is a wasteful number, since it uses less digits than its factorization.

98664423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2495.

The product of its digits is 248832, while the sum is 42.

The square root of 98664423 is about 9932.9966777403. The cubic root of 98664423 is about 462.0832152722.

The spelling of 98664423 in words is "ninety-eight million, six hundred sixty-four thousand, four hundred twenty-three".