654712647 has 8 divisors (see below), whose sum is σ = 873343344. Its totient is φ = 436278528.

The previous prime is 654712633. The next prime is 654712649. The reversal of 654712647 is 746217456.

654712647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 654712647 - 2¹⁰ = 654711623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 654712599 and 654712608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654712649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41188 + ... + 54825.

It is an arithmetic number, because the mean of its divisors is an integer number (109167918).

Almost surely, 2^654712647 is an apocalyptic number.

654712647 is a deficient number, since it is larger than the sum of its proper divisors (218630697).

654712647 is a wasteful number, since it uses less digits than its factorization.

654712647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98289.

The product of its digits is 282240, while the sum is 42.

The square root of 654712647 is about 25587.3532628914. The cubic root of 654712647 is about 868.3275427014.

The spelling of 654712647 in words is "six hundred fifty-four million, seven hundred twelve thousand, six hundred forty-seven".