97424213 has 2 divisors, whose sum is σ = 97424214. Its totient is φ = 97424212.

The previous prime is 97424207. The next prime is 97424273. The reversal of 97424213 is 31242479.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67207204 + 30217009 = 8198^2 + 5497^2 .

It is a cyclic number.

It is not a de Polignac number, because 97424213 - 2⁶ = 97424149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97424213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97424273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48712106 + 48712107.

It is an arithmetic number, because the mean of its divisors is an integer number (48712107).

Almost surely, 2^97424213 is an apocalyptic number.

It is an amenable number.

97424213 is a deficient number, since it is larger than the sum of its proper divisors (1).

97424213 is an equidigital number, since it uses as much as digits as its factorization.

97424213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 32.

The square root of 97424213 is about 9870.3704591064. The cubic root of 97424213 is about 460.1389199197.

The spelling of 97424213 in words is "ninety-seven million, four hundred twenty-four thousand, two hundred thirteen".