2347839997 has 2 divisors, whose sum is σ = 2347839998. Its totient is φ = 2347839996.

The previous prime is 2347839973. The next prime is 2347840037. The reversal of 2347839997 is 7999387432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2320445241 + 27394756 = 48171^2 + 5234^2 .

It is a cyclic number.

It is not a de Polignac number, because 2347839997 - 2¹⁵ = 2347807229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2347839397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1173919998 + 1173919999.

It is an arithmetic number, because the mean of its divisors is an integer number (1173919999).

Almost surely, 2^2347839997 is an apocalyptic number.

It is an amenable number.

2347839997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2347839997 is an equidigital number, since it uses as much as digits as its factorization.

2347839997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20575296, while the sum is 61.

The square root of 2347839997 is about 48454.5147225725. The cubic root of 2347839997 is about 1329.0954327463.

The spelling of 2347839997 in words is "two billion, three hundred forty-seven million, eight hundred thirty-nine thousand, nine hundred ninety-seven".