98727621 has 8 divisors (see below), whose sum is σ = 131838624. Its totient is φ = 65717520.

The previous prime is 98727599. The next prime is 98727677. The reversal of 98727621 is 12672789.

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

It is not a de Polignac number, because 98727621 - 2⁶ = 98727557 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 (98727821) 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, 22911 + ... + 26876.

It is an arithmetic number, because the mean of its divisors is an integer number (16479828).

Almost surely, 2^98727621 is an apocalyptic number.

It is an amenable number.

98727621 is a deficient number, since it is larger than the sum of its proper divisors (33111003).

98727621 is a wasteful number, since it uses less digits than its factorization.

98727621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50451.

The product of its digits is 84672, while the sum is 42.

The square root of 98727621 is about 9936.1773836823. The cubic root of 98727621 is about 462.1818543468.

The spelling of 98727621 in words is "ninety-eight million, seven hundred twenty-seven thousand, six hundred twenty-one".