424772317 has 2 divisors, whose sum is σ = 424772318. Its totient is φ = 424772316.

The previous prime is 424772297. The next prime is 424772333. The reversal of 424772317 is 713277424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 364771801 + 60000516 = 19099^2 + 7746^2 .

It is a cyclic number.

It is not a de Polignac number, because 424772317 - 2¹⁹ = 424248029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424772917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212386158 + 212386159.

It is an arithmetic number, because the mean of its divisors is an integer number (212386159).

Almost surely, 2^424772317 is an apocalyptic number.

It is an amenable number.

424772317 is a deficient number, since it is larger than the sum of its proper divisors (1).

424772317 is an equidigital number, since it uses as much as digits as its factorization.

424772317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65856, while the sum is 37.

The square root of 424772317 is about 20610.0052644341. The cubic root of 424772317 is about 751.7130130621.

The spelling of 424772317 in words is "four hundred twenty-four million, seven hundred seventy-two thousand, three hundred seventeen".