97291 has 8 divisors (see below), whose sum is σ = 105840. Its totient is φ = 89088.

The previous prime is 97283. The next prime is 97301. The reversal of 97291 is 19279.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97291 - 2³ = 97283 is a prime.

It is a Duffinian number.

97291 is a modest number, since divided by 291 gives 97 as remainder.

It is not an unprimeable number, because it can be changed into a prime (97231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 955 + ... + 1051.

It is an arithmetic number, because the mean of its divisors is an integer number (13230).

2⁹⁷²⁹¹ is an apocalyptic number.

97291 is a deficient number, since it is larger than the sum of its proper divisors (8549).

97291 is a wasteful number, since it uses less digits than its factorization.

97291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173.

The product of its digits is 1134, while the sum is 28.

The square root of 97291 is about 311.9150525383. The cubic root of 97291 is about 45.9929100604.

It can be divided in two parts, 9729 and 1, that added together give a triangular number (9730 = T₁₃₉).

The spelling of 97291 in words is "ninety-seven thousand, two hundred ninety-one".