6444055 has 8 divisors (see below), whose sum is σ = 7746912. Its totient is φ = 5145888.

The previous prime is 6444049. The next prime is 6444079. The reversal of 6444055 is 5504446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6444055 - 2⁹ = 6443543 is a prime.

It is a Duffinian number.

6444055 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 7 ways as a sum of consecutive naturals, for example, 3709 + ... + 5161.

It is an arithmetic number, because the mean of its divisors is an integer number (968364).

Almost surely, 2^6444055 is an apocalyptic number.

6444055 is a deficient number, since it is larger than the sum of its proper divisors (1302857).

6444055 is a wasteful number, since it uses less digits than its factorization.

6444055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 6444055 is about 2538.5143292879. The cubic root of 6444055 is about 186.0885903956.

It can be divided in two parts, 644405 and 5, that multiplied together give a square (3222025 = 1795²).

The spelling of 6444055 in words is "six million, four hundred forty-four thousand, fifty-five".