4069449 has 6 divisors (see below), whose sum is σ = 5878106. Its totient is φ = 2712960.

The previous prime is 4069433. The next prime is 4069451. The reversal of 4069449 is 9449604.

It can be written as a sum of positive squares in only one way, i.e., 2295225 + 1774224 = 1515^2 + 1332^2 .

It is not a de Polignac number, because 4069449 - 2⁴ = 4069433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4069489) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226072 + ... + 226089.

Almost surely, 2^4069449 is an apocalyptic number.

It is an amenable number.

4069449 is a deficient number, since it is larger than the sum of its proper divisors (1808657).

4069449 is a wasteful number, since it uses less digits than its factorization.

4069449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452167 (or 452164 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 4069449 is about 2017.2875352810. The cubic root of 4069449 is about 159.6535341546.

The spelling of 4069449 in words is "four million, sixty-nine thousand, four hundred forty-nine".