6214657 has 6 divisors (see below), whose sum is σ = 6371654. Its totient is φ = 6061440.

The previous prime is 6214651. The next prime is 6214687. The reversal of 6214657 is 7564126.

It is a happy number.

6214657 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 998001 + 5216656 = 999^2 + 2284^2 .

It is a de Polignac number, because none of the positive numbers 2^k-6214657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6214651) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 168 + ... + 3529.

Almost surely, 2^6214657 is an apocalyptic number.

It is an amenable number.

6214657 is a deficient number, since it is larger than the sum of its proper divisors (156997).

6214657 is an equidigital number, since it uses as much as digits as its factorization.

6214657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3779 (or 3738 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 6214657 is about 2492.9213786239. The cubic root of 6214657 is about 183.8537057856.

The spelling of 6214657 in words is "six million, two hundred fourteen thousand, six hundred fifty-seven".