6419144 has 16 divisors (see below), whose sum is σ = 12150000. Its totient is φ = 3179152.

The previous prime is 6419129. The next prime is 6419173. The reversal of 6419144 is 4419146.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2894 + ... + 4605.

It is an arithmetic number, because the mean of its divisors is an integer number (759375).

Almost surely, 2^6419144 is an apocalyptic number.

It is an amenable number.

6419144 is a deficient number, since it is larger than the sum of its proper divisors (5730856).

6419144 is a wasteful number, since it uses less digits than its factorization.

6419144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7612 (or 7608 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 6419144 is about 2533.6029681069. The cubic root of 6419144 is about 185.8484911032.

The spelling of 6419144 in words is "six million, four hundred nineteen thousand, one hundred forty-four".