6411946 has 4 divisors (see below), whose sum is σ = 9617922. Its totient is φ = 3205972.

The previous prime is 6411901. The next prime is 6411953. The reversal of 6411946 is 6491146.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6491146 = 2 ⋅3245573.

It can be written as a sum of positive squares in only one way, i.e., 5340721 + 1071225 = 2311^2 + 1035^2 .

It is a super-2 number, since 2×6411946² = 82226103013832, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1602985 + ... + 1602988.

Almost surely, 2^6411946 is an apocalyptic number.

6411946 is a deficient number, since it is larger than the sum of its proper divisors (3205976).

6411946 is a wasteful number, since it uses less digits than its factorization.

6411946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3205975.

The product of its digits is 5184, while the sum is 31.

The square root of 6411946 is about 2532.1820629647. The cubic root of 6411946 is about 185.7789990875.

The spelling of 6411946 in words is "six million, four hundred eleven thousand, nine hundred forty-six".