98749 has 4 divisors (see below), whose sum is σ = 112864. Its totient is φ = 84636.

The previous prime is 98737. The next prime is 98773. The reversal of 98749 is 94789.

It is a happy number.

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 98749 - 2⁵ = 98717 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a plaindrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7047 + ... + 7060.

It is an arithmetic number, because the mean of its divisors is an integer number (28216).

2⁹⁸⁷⁴⁹ is an apocalyptic number.

It is an amenable number.

98749 is a deficient number, since it is larger than the sum of its proper divisors (14115).

98749 is a wasteful number, since it uses less digits than its factorization.

98749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14114.

The product of its digits is 18144, while the sum is 37.

The square root of 98749 is about 314.2435361308. The cubic root of 98749 is about 46.2215213038.

The spelling of 98749 in words is "ninety-eight thousand, seven hundred forty-nine".