98291 has 4 divisors (see below), whose sum is σ = 98952. Its totient is φ = 97632.

The previous prime is 98269. The next prime is 98297. The reversal of 98291 is 19289.

98291 = T₁₇₈ + T₁₇₉ + ... + T₁₈₃.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 98291 - 2⁶ = 98227 is a prime.

It is a super-2 number, since 2×98291² = 19322241362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98297) 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, 11 + ... + 443.

It is an arithmetic number, because the mean of its divisors is an integer number (24738).

2⁹⁸²⁹¹ is an apocalyptic number.

98291 is a deficient number, since it is larger than the sum of its proper divisors (661).

98291 is a wasteful number, since it uses less digits than its factorization.

98291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660.

The product of its digits is 1296, while the sum is 29.

The square root of 98291 is about 313.5139550323. The cubic root of 98291 is about 46.1499517369.

The spelling of 98291 in words is "ninety-eight thousand, two hundred ninety-one".