1449494528 has 144 divisors (see below), whose sum is σ = 3218342400. Its totient is φ = 651755520.

The previous prime is 1449494521. The next prime is 1449494533. The reversal of 1449494528 is 8254949441.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1449494521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18347993 + ... + 18348071.

It is an arithmetic number, because the mean of its divisors is an integer number (22349600).

Almost surely, 2^1449494528 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 1449494528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1609171200).

1449494528 is an abundant number, since it is smaller than the sum of its proper divisors (1768847872).

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

1449494528 is an equidigital number, since it uses as much as digits as its factorization.

1449494528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166 (or 129 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 50.

The square root of 1449494528 is about 38072.2277782638. The cubic root of 1449494528 is about 1131.7196590478.

The spelling of 1449494528 in words is "one billion, four hundred forty-nine million, four hundred ninety-four thousand, five hundred twenty-eight".