6140347 has 4 divisors (see below), whose sum is σ = 6145776. Its totient is φ = 6134920.

The previous prime is 6140339. The next prime is 6140353. The reversal of 6140347 is 7430416.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6140347 - 2³ = 6140339 is a prime.

It is a super-2 number, since 2×6140347² = 75407722560818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6140647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304 + ... + 3517.

It is an arithmetic number, because the mean of its divisors is an integer number (1536444).

Almost surely, 2^6140347 is an apocalyptic number.

6140347 is a deficient number, since it is larger than the sum of its proper divisors (5429).

6140347 is a wasteful number, since it uses less digits than its factorization.

6140347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5428.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 6140347 is about 2477.9723565851. The cubic root of 6140347 is about 183.1179726440.

The spelling of 6140347 in words is "six million, one hundred forty thousand, three hundred forty-seven".