1449684 has 48 divisors (see below), whose sum is σ = 3888640. Its totient is φ = 466560.

The previous prime is 1449683. The next prime is 1449691. The reversal of 1449684 is 4869441.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1449683) 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 15 ways as a sum of consecutive naturals, for example, 3132 + ... + 3564.

2^1449684 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1449684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1944320).

1449684 is an abundant number, since it is smaller than the sum of its proper divisors (2438956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1449684 is a wasteful number, since it uses less digits than its factorization.

1449684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477 (or 469 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 1449684 is about 1204.0282388715. The cubic root of 1449684 is about 113.1768968155.

The spelling of 1449684 in words is "one million, four hundred forty-nine thousand, six hundred eighty-four".