6144309 has 8 divisors (see below), whose sum is σ = 9102720. Its totient is φ = 4096188.

The previous prime is 6144283. The next prime is 6144311. The reversal of 6144309 is 9034416.

6144309 is a `hidden beast` number, since 614 + 43 + 0 + 9 = 666.

It is not a de Polignac number, because 6144309 - 2¹¹ = 6142261 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 227567 = 6144309 / (6 + 1 + 4 + 4 + 3 + 0 + 9).

6144309 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6144349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113757 + ... + 113810.

It is an arithmetic number, because the mean of its divisors is an integer number (1137840).

Almost surely, 2^6144309 is an apocalyptic number.

It is an amenable number.

6144309 is a deficient number, since it is larger than the sum of its proper divisors (2958411).

6144309 is a wasteful number, since it uses less digits than its factorization.

6144309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227576 (or 227570 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 6144309 is about 2478.7716716148. The cubic root of 6144309 is about 183.1573492145.

The spelling of 6144309 in words is "six million, one hundred forty-four thousand, three hundred nine".