97810173 has 12 divisors (see below), whose sum is σ = 146514368. Its totient is φ = 65206620.

The previous prime is 97810147. The next prime is 97810187. The reversal of 97810173 is 37101879.

It is not a de Polignac number, because 97810173 - 2⁶ = 97810109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97810123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201013 + ... + 201498.

Almost surely, 2^97810173 is an apocalyptic number.

It is an amenable number.

97810173 is a deficient number, since it is larger than the sum of its proper divisors (48704195).

97810173 is an equidigital number, since it uses as much as digits as its factorization.

97810173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402526 (or 402514 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The square root of 97810173 is about 9889.9025778822. The cubic root of 97810173 is about 460.7457547229.

The spelling of 97810173 in words is "ninety-seven million, eight hundred ten thousand, one hundred seventy-three".