98745 has 16 divisors (see below), whose sum is σ = 164160. Its totient is φ = 50624.

The previous prime is 98737. The next prime is 98773. The reversal of 98745 is 54789.

It is a cyclic number.

It is not a de Polignac number, because 98745 - 2³ = 98737 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322 + ... + 548.

It is an arithmetic number, because the mean of its divisors is an integer number (10260).

2⁹⁸⁷⁴⁵ is an apocalyptic number.

It is an amenable number.

98745 is a deficient number, since it is larger than the sum of its proper divisors (65415).

98745 is a wasteful number, since it uses less digits than its factorization.

98745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264.

The product of its digits is 10080, while the sum is 33.

The square root of 98745 is about 314.2371715759. The cubic root of 98745 is about 46.2208972010.

Subtracting from 98745 its reverse (54789), we obtain a triangular number (43956 = T₂₉₆).

The spelling of 98745 in words is "ninety-eight thousand, seven hundred forty-five".