1449706772 has 12 divisors (see below), whose sum is σ = 2537778516. Its totient is φ = 724627200.

The previous prime is 1449706771. The next prime is 1449706787. The reversal of 1449706772 is 2776079441.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 859896976 + 589809796 = 29324^2 + 24286^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1449706771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41693 + ... + 68100.

It is an arithmetic number, because the mean of its divisors is an integer number (211481543).

Almost surely, 2^1449706772 is an apocalyptic number.

It is an amenable number.

1449706772 is a deficient number, since it is larger than the sum of its proper divisors (1088071744).

1449706772 is a wasteful number, since it uses less digits than its factorization.

1449706772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113098 (or 113096 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 47.

The square root of 1449706772 is about 38075.0150623739. The cubic root of 1449706772 is about 1131.7748941613.

The spelling of 1449706772 in words is "one billion, four hundred forty-nine million, seven hundred six thousand, seven hundred seventy-two".