1449785734 has 8 divisors (see below), whose sum is σ = 2200879800. Its totient is φ = 716159136.

The previous prime is 1449785713. The next prime is 1449785737. The reversal of 1449785734 is 4375879441.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1449785737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4366659 + ... + 4366990.

It is an arithmetic number, because the mean of its divisors is an integer number (275109975).

Almost surely, 2^1449785734 is an apocalyptic number.

1449785734 is a deficient number, since it is larger than the sum of its proper divisors (751094066).

1449785734 is an equidigital number, since it uses as much as digits as its factorization.

1449785734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8733734.

The product of its digits is 3386880, while the sum is 52.

The square root of 1449785734 is about 38076.0519749619. The cubic root of 1449785734 is about 1131.7954421296.

The spelling of 1449785734 in words is "one billion, four hundred forty-nine million, seven hundred eighty-five thousand, seven hundred thirty-four".