6140939 has 8 divisors (see below), whose sum is σ = 7189728. Its totient is φ = 5135040.

The previous prime is 6140929. The next prime is 6140947. The reversal of 6140939 is 9390416.

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

It is a cyclic number.

It is not a de Polignac number, because 6140939 - 2⁴ = 6140923 is a prime.

It is a super-2 number, since 2×6140939² = 75422263603442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6140909) 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, 10412 + ... + 10985.

It is an arithmetic number, because the mean of its divisors is an integer number (898716).

Almost surely, 2^6140939 is an apocalyptic number.

6140939 is a deficient number, since it is larger than the sum of its proper divisors (1048789).

6140939 is a wasteful number, since it uses less digits than its factorization.

6140939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21445.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 6140939 is about 2478.0918062090. The cubic root of 6140939 is about 183.1238573471.

The spelling of 6140939 in words is "six million, one hundred forty thousand, nine hundred thirty-nine".