1484409 has 4 divisors (see below), whose sum is σ = 1979216.
Its totient is φ = 989604.
The previous prime is 1484407. The next prime is 1484419. The reversal of 1484409 is 9044841.
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 1484409 - 21 = 1484407 is a prime.
It is a D-number.
It is a Duffinian number.
1484409 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (1484407) 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, 247399 + ... + 247404.
It is an arithmetic number, because the mean of its divisors is an integer number (494804).
21484409 is an apocalyptic number.
It is an amenable number.
1484409 is a deficient number, since it is larger than the sum of its proper divisors (494807).
1484409 is an equidigital number, since it uses as much as digits as its factorization.
1484409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 494806.
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 1484409 is about 1218.3632463268.
The cubic root of 1484409 is about 114.0734368321.
The spelling of 1484409 in words is "one million, four hundred eighty-four thousand, four hundred nine".