6446091 has 8 divisors (see below), whose sum is σ = 8891280. Its totient is φ = 4149152.

The previous prime is 6446057. The next prime is 6446101. The reversal of 6446091 is 1906446.

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 6446091 - 2¹¹ = 6444043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6446021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36960 + ... + 37133.

It is an arithmetic number, because the mean of its divisors is an integer number (1111410).

Almost surely, 2^6446091 is an apocalyptic number.

6446091 is a deficient number, since it is larger than the sum of its proper divisors (2445189).

6446091 is a wasteful number, since it uses less digits than its factorization.

6446091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74125.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 6446091 is about 2538.9153195804. The cubic root of 6446091 is about 186.1081865699.

The spelling of 6446091 in words is "six million, four hundred forty-six thousand, ninety-one".