5489409 has 4 divisors (see below), whose sum is σ = 7319216. Its totient is φ = 3659604.

The previous prime is 5489399. The next prime is 5489411. The reversal of 5489409 is 9049845.

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 5489409 - 2¹² = 5485313 is a prime.

It is a super-2 number, since 2×5489409² = 60267222338562, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

5489409 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5489009) 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, 914899 + ... + 914904.

It is an arithmetic number, because the mean of its divisors is an integer number (1829804).

Almost surely, 2^5489409 is an apocalyptic number.

It is an amenable number.

5489409 is a deficient number, since it is larger than the sum of its proper divisors (1829807).

5489409 is a wasteful number, since it uses less digits than its factorization.

5489409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829806.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 5489409 is about 2342.9487830510. The cubic root of 5489409 is about 176.4040411762.

The spelling of 5489409 in words is "five million, four hundred eighty-nine thousand, four hundred nine".