1449321 has 8 divisors (see below), whose sum is σ = 1938720. Its totient is φ = 963072.

The previous prime is 1449319. The next prime is 1449337. The reversal of 1449321 is 1239441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1449321 - 2¹ = 1449319 is a prime.

It is a super-2 number, since 2×1449321² = 4201062722082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1449291 and 1449300.

It is not an unprimeable number, because it can be changed into a prime (1449311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 681 + ... + 1833.

It is an arithmetic number, because the mean of its divisors is an integer number (242340).

2^1449321 is an apocalyptic number.

It is an amenable number.

1449321 is a deficient number, since it is larger than the sum of its proper divisors (489399).

1449321 is a wasteful number, since it uses less digits than its factorization.

1449321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1575.

The product of its digits is 864, while the sum is 24.

The square root of 1449321 is about 1203.8774854610. The cubic root of 1449321 is about 113.1674495514.

It can be divided in two parts, 1449 and 321, that added together give a triangular number (1770 = T₅₉).

The spelling of 1449321 in words is "one million, four hundred forty-nine thousand, three hundred twenty-one".