6467047 has 4 divisors (see below), whose sum is σ = 6510600. Its totient is φ = 6423496.

The previous prime is 6467033. The next prime is 6467093. The reversal of 6467047 is 7407646.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7407646 = 2 ⋅3703823.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6467047 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 (6467147) 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, 21553 + ... + 21850.

It is an arithmetic number, because the mean of its divisors is an integer number (1627650).

Almost surely, 2^6467047 is an apocalyptic number.

6467047 is a deficient number, since it is larger than the sum of its proper divisors (43553).

6467047 is a wasteful number, since it uses less digits than its factorization.

6467047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43552.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 6467047 is about 2543.0389300992. The cubic root of 6467047 is about 186.3096453265.

The spelling of 6467047 in words is "six million, four hundred sixty-seven thousand, forty-seven".