4709609449 has 2 divisors, whose sum is σ = 4709609450. Its totient is φ = 4709609448.

The previous prime is 4709609423. The next prime is 4709609461. The reversal of 4709609449 is 9449069074.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4691291049 + 18318400 = 68493^2 + 4280^2 .

It is a cyclic number.

It is not a de Polignac number, because 4709609449 - 2¹³ = 4709601257 is a prime.

It is a super-2 number, since 2×4709609449² = 44360842324220167202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4709609396 and 4709609405.

It is not a weakly prime, because it can be changed into another prime (4709609419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2354804724 + 2354804725.

It is an arithmetic number, because the mean of its divisors is an integer number (2354804725).

Almost surely, 2^4709609449 is an apocalyptic number.

It is an amenable number.

4709609449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4709609449 is an equidigital number, since it uses as much as digits as its factorization.

4709609449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 4709609449 is about 68626.5943275637. The cubic root of 4709609449 is about 1676.2095012925.

The spelling of 4709609449 in words is "four billion, seven hundred nine million, six hundred nine thousand, four hundred forty-nine".