5670647 has 4 divisors (see below), whose sum is σ = 5678376. Its totient is φ = 5662920.

The previous prime is 5670641. The next prime is 5670649. The reversal of 5670647 is 7460765.

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

It is a cyclic number.

It is not a de Polignac number, because 5670647 - 2⁸ = 5670391 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 (5670641) 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, 2633 + ... + 4274.

It is an arithmetic number, because the mean of its divisors is an integer number (1419594).

Almost surely, 2^5670647 is an apocalyptic number.

5670647 is a deficient number, since it is larger than the sum of its proper divisors (7729).

5670647 is an equidigital number, since it uses as much as digits as its factorization.

5670647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7728.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 5670647 is about 2381.3120333127. The cubic root of 5670647 is about 178.3244408955.

The spelling of 5670647 in words is "five million, six hundred seventy thousand, six hundred forty-seven".