6140217 has 4 divisors (see below), whose sum is σ = 8186960. Its totient is φ = 4093476.

The previous prime is 6140207. The next prime is 6140219. The reversal of 6140217 is 7120416.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6140217 - 2⁶ = 6140153 is a prime.

It is a D-number.

It is a Duffinian number.

6140217 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6140193 and 6140202.

It is not an unprimeable number, because it can be changed into a prime (6140219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1023367 + ... + 1023372.

It is an arithmetic number, because the mean of its divisors is an integer number (2046740).

Almost surely, 2^6140217 is an apocalyptic number.

It is an amenable number.

6140217 is a deficient number, since it is larger than the sum of its proper divisors (2046743).

6140217 is a wasteful number, since it uses less digits than its factorization.

6140217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046742.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 6140217 is about 2477.9461253223. The cubic root of 6140217 is about 183.1166803444.

The spelling of 6140217 in words is "six million, one hundred forty thousand, two hundred seventeen".