97242223 has 4 divisors (see below), whose sum is σ = 104722408. Its totient is φ = 89762040.

The previous prime is 97242203. The next prime is 97242241. The reversal of 97242223 is 32224279.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97242223 - 2¹⁷ = 97111151 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 (97242203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3740073 + ... + 3740098.

It is an arithmetic number, because the mean of its divisors is an integer number (26180602).

Almost surely, 2^97242223 is an apocalyptic number.

97242223 is a deficient number, since it is larger than the sum of its proper divisors (7480185).

97242223 is a wasteful number, since it uses less digits than its factorization.

97242223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7480184.

The product of its digits is 12096, while the sum is 31.

The square root of 97242223 is about 9861.1471442221. The cubic root of 97242223 is about 459.8522256897.

The spelling of 97242223 in words is "ninety-seven million, two hundred forty-two thousand, two hundred twenty-three".