6446048 has 36 divisors (see below), whose sum is σ = 14766192. Its totient is φ = 2761920.

The previous prime is 6446023. The next prime is 6446051. The reversal of 6446048 is 8406446.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an Ulam number.

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 488 + ... + 3623.

It is an arithmetic number, because the mean of its divisors is an integer number (410172).

Almost surely, 2^6446048 is an apocalyptic number.

It is an amenable number.

6446048 is an abundant number, since it is smaller than the sum of its proper divisors (8320144).

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

6446048 is a wasteful number, since it uses less digits than its factorization.

6446048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4135 (or 4120 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 6446048 is about 2538.9068513831. The cubic root of 6446048 is about 186.1077727444.

The spelling of 6446048 in words is "six million, four hundred forty-six thousand, forty-eight".