6444146 has 8 divisors (see below), whose sum is σ = 9683184. Its totient is φ = 3216420.

The previous prime is 6444121. The next prime is 6444161. The reversal of 6444146 is 6414446.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1220 + ... + 3791.

It is an arithmetic number, because the mean of its divisors is an integer number (1210398).

Almost surely, 2^6444146 is an apocalyptic number.

6444146 is a deficient number, since it is larger than the sum of its proper divisors (3239038).

6444146 is a wasteful number, since it uses less digits than its factorization.

6444146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5656.

The product of its digits is 9216, while the sum is 29.

The square root of 6444146 is about 2538.5322530943. The cubic root of 6444146 is about 186.0894663441.

The spelling of 6444146 in words is "six million, four hundred forty-four thousand, one hundred forty-six".