98833721 has 4 divisors (see below), whose sum is σ = 112952832. Its totient is φ = 84714612.

The previous prime is 98833717. The next prime is 98833727. The reversal of 98833721 is 12733889.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 98833721 - 2² = 98833717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (98833727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7059545 + ... + 7059558.

It is an arithmetic number, because the mean of its divisors is an integer number (28238208).

Almost surely, 2^98833721 is an apocalyptic number.

It is an amenable number.

98833721 is a deficient number, since it is larger than the sum of its proper divisors (14119111).

98833721 is a wasteful number, since it uses less digits than its factorization.

98833721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14119110.

The product of its digits is 72576, while the sum is 41.

The square root of 98833721 is about 9941.5150253872. The cubic root of 98833721 is about 462.3473600019.

The spelling of 98833721 in words is "ninety-eight million, eight hundred thirty-three thousand, seven hundred twenty-one".