97327479 has 4 divisors (see below), whose sum is σ = 129769976. Its totient is φ = 64884984.

The previous prime is 97327457. The next prime is 97327511. The reversal of 97327479 is 97472379.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97472379 = 3 ⋅32490793.

It is a de Polignac number, because none of the positive numbers 2^k-97327479 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 (97327429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16221244 + ... + 16221249.

It is an arithmetic number, because the mean of its divisors is an integer number (32442494).

Almost surely, 2^97327479 is an apocalyptic number.

97327479 is a deficient number, since it is larger than the sum of its proper divisors (32442497).

97327479 is a wasteful number, since it uses less digits than its factorization.

97327479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32442496.

The product of its digits is 666792, while the sum is 48.

The square root of 97327479 is about 9865.4690207815. The cubic root of 97327479 is about 459.9865764829.

The spelling of 97327479 in words is "ninety-seven million, three hundred twenty-seven thousand, four hundred seventy-nine".