4454409 has 4 divisors (see below), whose sum is σ = 5939216. Its totient is φ = 2969604.

The previous prime is 4454407. The next prime is 4454423. The reversal of 4454409 is 9044544.

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 not a de Polignac number, because 4454409 - 2¹ = 4454407 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4454407) 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, 742399 + ... + 742404.

It is an arithmetic number, because the mean of its divisors is an integer number (1484804).

Almost surely, 2^4454409 is an apocalyptic number.

It is an amenable number.

4454409 is a deficient number, since it is larger than the sum of its proper divisors (1484807).

4454409 is a wasteful number, since it uses less digits than its factorization.

4454409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484806.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 4454409 is about 2110.5470854733. The cubic root of 4454409 is about 164.5369201105.

The spelling of 4454409 in words is "four million, four hundred fifty-four thousand, four hundred nine".