98157 has 4 divisors (see below), whose sum is σ = 130880. Its totient is φ = 65436.
The previous prime is 98143. The next prime is 98179. The reversal of 98157 is 75189.
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 not a de Polignac number, because 98157 - 214 = 81773 is a prime.
It is a D-number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (98057) 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, 16357 + ... + 16362.
It is an arithmetic number, because the mean of its divisors is an integer number (32720).
298157 is an apocalyptic number.
It is an amenable number.
98157 is a deficient number, since it is larger than the sum of its proper divisors (32723).
98157 is a wasteful number, since it uses less digits than its factorization.
98157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32722.
The product of its digits is 2520, while the sum is 30.
The square root of 98157 is about 313.3001755505. The cubic root of 98157 is about 46.1289701417.
The spelling of 98157 in words is "ninety-eight thousand, one hundred fifty-seven".
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