6445148 has 12 divisors (see below), whose sum is σ = 11643072. Its totient is φ = 3118560.

The previous prime is 6445147. The next prime is 6445151. The reversal of 6445148 is 8415446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6445147) 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, 25865 + ... + 26112.

It is an arithmetic number, because the mean of its divisors is an integer number (970256).

Almost surely, 2^6445148 is an apocalyptic number.

It is an amenable number.

6445148 is a deficient number, since it is larger than the sum of its proper divisors (5197924).

6445148 is a wasteful number, since it uses less digits than its factorization.

6445148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52012 (or 52010 counting only the distinct ones).

The product of its digits is 15360, while the sum is 32.

The square root of 6445148 is about 2538.7296035616. The cubic root of 6445148 is about 186.0991108588.

The spelling of 6445148 in words is "six million, four hundred forty-five thousand, one hundred forty-eight".