6455500 has 24 divisors (see below), whose sum is σ = 14099904. Its totient is φ = 2582000.

The previous prime is 6455473. The next prime is 6455521. The reversal of 6455500 is 55546.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5956 + ... + 6955.

It is an arithmetic number, because the mean of its divisors is an integer number (587496).

Almost surely, 2^6455500 is an apocalyptic number.

It is an amenable number.

6455500 is an abundant number, since it is smaller than the sum of its proper divisors (7644404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6455500 is a wasteful number, since it uses less digits than its factorization.

6455500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12930 (or 12918 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 6455500 is about 2540.7676005491. The cubic root of 6455500 is about 186.1986931331.

The spelling of 6455500 in words is "six million, four hundred fifty-five thousand, five hundred".