2402042317 has 2 divisors, whose sum is σ = 2402042318. Its totient is φ = 2402042316.

The previous prime is 2402042303. The next prime is 2402042369. The reversal of 2402042317 is 7132402042.

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., 2336658921 + 65383396 = 48339^2 + 8086^2 .

It is a cyclic number.

It is not a de Polignac number, because 2402042317 - 2¹¹ = 2402040269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2402042291 and 2402042300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2402042117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201021158 + 1201021159.

It is an arithmetic number, because the mean of its divisors is an integer number (1201021159).

Almost surely, 2^2402042317 is an apocalyptic number.

It is an amenable number.

2402042317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2402042317 is an equidigital number, since it uses as much as digits as its factorization.

2402042317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 2402042317 is about 49010.6347336984. The cubic root of 2402042317 is about 1339.2455686826.

Adding to 2402042317 its reverse (7132402042), we get a palindrome (9534444359).

The spelling of 2402042317 in words is "two billion, four hundred two million, forty-two thousand, three hundred seventeen".