6406041 has 4 divisors (see below), whose sum is σ = 8541392. Its totient is φ = 4270692.

The previous prime is 6405989. The next prime is 6406051. The reversal of 6406041 is 1406046.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6406041 - 2⁷ = 6405913 is a prime.

It is a super-2 number, since 2×6406041² = 82074722587362, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6405999 and 6406017.

It is not an unprimeable number, because it can be changed into a prime (6406051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1067671 + ... + 1067676.

It is an arithmetic number, because the mean of its divisors is an integer number (2135348).

Almost surely, 2^6406041 is an apocalyptic number.

It is an amenable number.

6406041 is a deficient number, since it is larger than the sum of its proper divisors (2135351).

6406041 is a wasteful number, since it uses less digits than its factorization.

6406041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135350.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 6406041 is about 2531.0158039807. The cubic root of 6406041 is about 185.7219513038.

The spelling of 6406041 in words is "six million, four hundred six thousand, forty-one".