2347499449 has 2 divisors, whose sum is σ = 2347499450. Its totient is φ = 2347499448.

The previous prime is 2347499411. The next prime is 2347499507. The reversal of 2347499449 is 9449947432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1979627049 + 367872400 = 44493^2 + 19180^2 .

It is a cyclic number.

It is not a de Polignac number, because 2347499449 - 2¹¹ = 2347497401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2347499449.

It is not a weakly prime, because it can be changed into another prime (2347499549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1173749724 + 1173749725.

It is an arithmetic number, because the mean of its divisors is an integer number (1173749725).

Almost surely, 2^2347499449 is an apocalyptic number.

It is an amenable number.

2347499449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2347499449 is an equidigital number, since it uses as much as digits as its factorization.

2347499449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7838208, while the sum is 55.

The square root of 2347499449 is about 48451.0004953458. Note that the first 3 decimals coincide. The cubic root of 2347499449 is about 1329.0311690433.

The spelling of 2347499449 in words is "two billion, three hundred forty-seven million, four hundred ninety-nine thousand, four hundred forty-nine".