4007969449 has 4 divisors (see below), whose sum is σ = 4372330320. Its totient is φ = 3643608580.

The previous prime is 4007969429. The next prime is 4007969461. The reversal of 4007969449 is 9449697004.

It is a happy number.

4007969449 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4007969449 - 2²⁵ = 3974415017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4007969396 and 4007969405.

It is not an unprimeable number, because it can be changed into a prime (4007969429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182180419 + ... + 182180440.

It is an arithmetic number, because the mean of its divisors is an integer number (1093082580).

Almost surely, 2^4007969449 is an apocalyptic number.

It is an amenable number.

4007969449 is a deficient number, since it is larger than the sum of its proper divisors (364360871).

4007969449 is a wasteful number, since it uses less digits than its factorization.

4007969449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364360870.

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

The square root of 4007969449 is about 63308.5258792210. The cubic root of 4007969449 is about 1588.4545785860.

The spelling of 4007969449 in words is "four billion, seven million, nine hundred sixty-nine thousand, four hundred forty-nine".