4190449 has 4 divisors (see below), whose sum is σ = 4436964. Its totient is φ = 3943936.

The previous prime is 4190447. The next prime is 4190453. The reversal of 4190449 is 9440914.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1940449 + 2250000 = 1393^2 + 1500^2 .

It is a cyclic number.

It is not a de Polignac number, because 4190449 - 2¹ = 4190447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4190449.

It is not an unprimeable number, because it can be changed into a prime (4190447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123232 + ... + 123265.

It is an arithmetic number, because the mean of its divisors is an integer number (1109241).

Almost surely, 2^4190449 is an apocalyptic number.

It is an amenable number.

4190449 is a deficient number, since it is larger than the sum of its proper divisors (246515).

4190449 is a wasteful number, since it uses less digits than its factorization.

4190449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246514.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 4190449 is about 2047.0586215348. The cubic root of 4190449 is about 161.2204713271.

The spelling of 4190449 in words is "four million, one hundred ninety thousand, four hundred forty-nine".