6144993 has 6 divisors (see below), whose sum is σ = 8876114. Its totient is φ = 4096656.

The previous prime is 6144991. The next prime is 6145019. The reversal of 6144993 is 3994416.

It can be written as a sum of positive squares in only one way, i.e., 5531904 + 613089 = 2352^2 + 783^2 .

It is not a de Polignac number, because 6144993 - 2¹ = 6144991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6144991) 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 5 ways as a sum of consecutive naturals, for example, 341380 + ... + 341397.

Almost surely, 2^6144993 is an apocalyptic number.

It is an amenable number.

6144993 is a deficient number, since it is larger than the sum of its proper divisors (2731121).

6144993 is a wasteful number, since it uses less digits than its factorization.

6144993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682783 (or 682780 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 6144993 is about 2478.9096393374. The cubic root of 6144993 is about 183.1641454753.

It can be divided in two parts, 61 and 44993, that added together give a palindrome (45054).

The spelling of 6144993 in words is "six million, one hundred forty-four thousand, nine hundred ninety-three".