97043223 has 4 divisors (see below), whose sum is σ = 129390968. Its totient is φ = 64695480.

The previous prime is 97043213. The next prime is 97043231. The reversal of 97043223 is 32234079.

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

It is a de Polignac number, because none of the positive numbers 2^k-97043223 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 (97043213) 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, 16173868 + ... + 16173873.

It is an arithmetic number, because the mean of its divisors is an integer number (32347742).

Almost surely, 2^97043223 is an apocalyptic number.

97043223 is a deficient number, since it is larger than the sum of its proper divisors (32347745).

97043223 is a wasteful number, since it uses less digits than its factorization.

97043223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32347744.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 97043223 is about 9851.0518727697. The cubic root of 97043223 is about 459.5383253945.

The spelling of 97043223 in words is "ninety-seven million, forty-three thousand, two hundred twenty-three".