6140069 has 8 divisors (see below), whose sum is σ = 6666240. Its totient is φ = 5621616.

The previous prime is 6140053. The next prime is 6140087. The reversal of 6140069 is 9600416.

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

It is not a de Polignac number, because 6140069 - 2⁴ = 6140053 is a prime.

It is a super-2 number, since 2×6140069² = 75400894649522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6140269) 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, 209 + ... + 3510.

It is an arithmetic number, because the mean of its divisors is an integer number (833280).

Almost surely, 2^6140069 is an apocalyptic number.

It is an amenable number.

6140069 is a deficient number, since it is larger than the sum of its proper divisors (526171).

6140069 is a wasteful number, since it uses less digits than its factorization.

6140069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3859.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 6140069 is about 2477.9162617005. The cubic root of 6140069 is about 183.1152090888.

The spelling of 6140069 in words is "six million, one hundred forty thousand, sixty-nine".