6470657 has 4 divisors (see below), whose sum is σ = 6477780. Its totient is φ = 6463536.

The previous prime is 6470641. The next prime is 6470677. The reversal of 6470657 is 7560746.

6470657 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1560001 + 4910656 = 1249^2 + 2216^2 .

It is a cyclic number.

It is not a de Polignac number, because 6470657 - 2⁴ = 6470641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6470627) 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, 1958 + ... + 4095.

It is an arithmetic number, because the mean of its divisors is an integer number (1619445).

Almost surely, 2^6470657 is an apocalyptic number.

It is an amenable number.

6470657 is a deficient number, since it is larger than the sum of its proper divisors (7123).

6470657 is a wasteful number, since it uses less digits than its factorization.

6470657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7122.

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

The square root of 6470657 is about 2543.7486117932. The cubic root of 6470657 is about 186.3443057988.

The spelling of 6470657 in words is "six million, four hundred seventy thousand, six hundred fifty-seven".