1449844993 has 8 divisors (see below), whose sum is σ = 1485741600. Its totient is φ = 1413973920.

The previous prime is 1449844987. The next prime is 1449845009. The reversal of 1449844993 is 3994489441.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1449844993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1449844393) 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 7 ways as a sum of consecutive naturals, for example, 163746 + ... + 172372.

It is an arithmetic number, because the mean of its divisors is an integer number (185717700).

Almost surely, 2^1449844993 is an apocalyptic number.

It is an amenable number.

1449844993 is a deficient number, since it is larger than the sum of its proper divisors (35896607).

1449844993 is an equidigital number, since it uses as much as digits as its factorization.

1449844993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12767.

The product of its digits is 4478976, while the sum is 55.

The square root of 1449844993 is about 38076.8301332976. The cubic root of 1449844993 is about 1131.8108623743.

The spelling of 1449844993 in words is "one billion, four hundred forty-nine million, eight hundred forty-four thousand, nine hundred ninety-three".