97224697 has 2 divisors, whose sum is σ = 97224698. Its totient is φ = 97224696.

The previous prime is 97224689. The next prime is 97224709. The reversal of 97224697 is 79642279.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58920976 + 38303721 = 7676^2 + 6189^2 .

It is an emirp because it is prime and its reverse (79642279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97224697 - 2³ = 97224689 is a prime.

It is not a weakly prime, because it can be changed into another prime (97224607) 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 as a sum of consecutive naturals, namely, 48612348 + 48612349.

It is an arithmetic number, because the mean of its divisors is an integer number (48612349).

Almost surely, 2^97224697 is an apocalyptic number.

It is an amenable number.

97224697 is a deficient number, since it is larger than the sum of its proper divisors (1).

97224697 is an equidigital number, since it uses as much as digits as its factorization.

97224697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 46.

The square root of 97224697 is about 9860.2584651722. The cubic root of 97224697 is about 459.8245975871.

The spelling of 97224697 in words is "ninety-seven million, two hundred twenty-four thousand, six hundred ninety-seven".