6139449 has 8 divisors (see below), whose sum is σ = 9095520. Its totient is φ = 4092948.

The previous prime is 6139423. The next prime is 6139453. The reversal of 6139449 is 9449316.

It is not a de Polignac number, because 6139449 - 2⁵ = 6139417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6139249) 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, 113667 + ... + 113720.

It is an arithmetic number, because the mean of its divisors is an integer number (1136940).

Almost surely, 2^6139449 is an apocalyptic number.

It is an amenable number.

6139449 is a deficient number, since it is larger than the sum of its proper divisors (2956071).

6139449 is a wasteful number, since it uses less digits than its factorization.

6139449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227396 (or 227390 counting only the distinct ones).

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

The square root of 6139449 is about 2477.7911534268. The cubic root of 6139449 is about 183.1090454636.

The spelling of 6139449 in words is "six million, one hundred thirty-nine thousand, four hundred forty-nine".