6246647 has 4 divisors (see below), whose sum is σ = 6814536. Its totient is φ = 5678760.

The previous prime is 6246623. The next prime is 6246671. The reversal of 6246647 is 7466426.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6246623) and next prime (6246671).

It is a cyclic number.

It is not a de Polignac number, because 6246647 - 2²² = 2052343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6246677) 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, 283928 + ... + 283949.

It is an arithmetic number, because the mean of its divisors is an integer number (1703634).

Almost surely, 2^6246647 is an apocalyptic number.

6246647 is a deficient number, since it is larger than the sum of its proper divisors (567889).

6246647 is a wasteful number, since it uses less digits than its factorization.

6246647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567888.

The product of its digits is 48384, while the sum is 35.

The square root of 6246647 is about 2499.3293100350. The cubic root of 6246647 is about 184.1686288860.

The spelling of 6246647 in words is "six million, two hundred forty-six thousand, six hundred forty-seven".