6427659 has 16 divisors (see below), whose sum is σ = 9836288. Its totient is φ = 3657312.

The previous prime is 6427657. The next prime is 6427661. The reversal of 6427659 is 9567246.

It is an interprime number because it is at equal distance from previous prime (6427657) and next prime (6427661).

It is not a de Polignac number, because 6427659 - 2¹ = 6427657 is a prime.

It is a d-powerful number, because it can be written as 6² + 4¹¹ + 2⁷ + 7² + 6⁷ + 5⁹ + 9² .

It is not an unprimeable number, because it can be changed into a prime (6427651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5949 + ... + 6945.

It is an arithmetic number, because the mean of its divisors is an integer number (614768).

Almost surely, 2^6427659 is an apocalyptic number.

6427659 is a deficient number, since it is larger than the sum of its proper divisors (3408629).

6427659 is a wasteful number, since it uses less digits than its factorization.

6427659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314.

The product of its digits is 90720, while the sum is 39.

The square root of 6427659 is about 2535.2828244596. The cubic root of 6427659 is about 185.9306308551.

The spelling of 6427659 in words is "six million, four hundred twenty-seven thousand, six hundred fifty-nine".