6455659 has 4 divisors (see below), whose sum is σ = 7377904. Its totient is φ = 5533416.

The previous prime is 6455639. The next prime is 6455677. The reversal of 6455659 is 9565546.

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

It is not a de Polignac number, because 6455659 - 2¹⁹ = 5931371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6455639) 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, 461112 + ... + 461125.

It is an arithmetic number, because the mean of its divisors is an integer number (1844476).

Almost surely, 2^6455659 is an apocalyptic number.

6455659 is a deficient number, since it is larger than the sum of its proper divisors (922245).

6455659 is an equidigital number, since it uses as much as digits as its factorization.

6455659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922244.

The product of its digits is 162000, while the sum is 40.

The square root of 6455659 is about 2540.7988901131. The cubic root of 6455659 is about 186.2002218217.

The spelling of 6455659 in words is "six million, four hundred fifty-five thousand, six hundred fifty-nine".