2402042647 has 2 divisors, whose sum is σ = 2402042648. Its totient is φ = 2402042646.

The previous prime is 2402042639. The next prime is 2402042717. The reversal of 2402042647 is 7462402042.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2402042647 - 2³ = 2402042639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2402042147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201021323 + 1201021324.

It is an arithmetic number, because the mean of its divisors is an integer number (1201021324).

Almost surely, 2^2402042647 is an apocalyptic number.

2402042647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2402042647 is an equidigital number, since it uses as much as digits as its factorization.

2402042647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 31.

The square root of 2402042647 is about 49010.6381003145. The cubic root of 2402042647 is about 1339.2456300125.

Adding to 2402042647 its reverse (7462402042), we get a palindrome (9864444689).

The spelling of 2402042647 in words is "two billion, four hundred two million, forty-two thousand, six hundred forty-seven".