6455655 has 24 divisors (see below), whose sum is σ = 11466000. Its totient is φ = 3358080.

The previous prime is 6455639. The next prime is 6455677. The reversal of 6455655 is 5565546.

It is a happy number.

6455655 is a `hidden beast` number, since 645 + 5 + 6 + 5 + 5 = 666.

It is not a de Polignac number, because 6455655 - 2⁴ = 6455639 is a prime.

6455655 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96 + ... + 3594.

It is an arithmetic number, because the mean of its divisors is an integer number (477750).

Almost surely, 2^6455655 is an apocalyptic number.

6455655 is a deficient number, since it is larger than the sum of its proper divisors (5010345).

6455655 is a wasteful number, since it uses less digits than its factorization.

6455655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3551 (or 3548 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 6455655 is about 2540.7981029590. The cubic root of 6455655 is about 186.2001833645.

The spelling of 6455655 in words is "six million, four hundred fifty-five thousand, six hundred fifty-five".