97223617 has 4 divisors (see below), whose sum is σ = 97274160. Its totient is φ = 97173076.

The previous prime is 97223611. The next prime is 97223699. The reversal of 97223617 is 71632279.

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, and also an emirpimes, since its reverse is a distinct semiprime: 71632279 = 269 ⋅266291.

It is a cyclic number.

It is not a de Polignac number, because 97223617 - 2¹⁹ = 96699329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97223611) 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, 22267 + ... + 26272.

It is an arithmetic number, because the mean of its divisors is an integer number (24318540).

Almost surely, 2^97223617 is an apocalyptic number.

It is an amenable number.

97223617 is a deficient number, since it is larger than the sum of its proper divisors (50543).

97223617 is a wasteful number, since it uses less digits than its factorization.

97223617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50542.

The product of its digits is 31752, while the sum is 37.

The square root of 97223617 is about 9860.2036997214. The cubic root of 97223617 is about 459.8228949594.

The spelling of 97223617 in words is "ninety-seven million, two hundred twenty-three thousand, six hundred seventeen".