6219994 has 16 divisors (see below), whose sum is σ = 10777536. Its totient is φ = 2660800.

The previous prime is 6219991. The next prime is 6220001. The reversal of 6219994 is 4999126.

It is not an unprimeable number, because it can be changed into a prime (6219991) 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, 7942 + ... + 8689.

It is an arithmetic number, because the mean of its divisors is an integer number (673596).

Almost surely, 2^6219994 is an apocalyptic number.

6219994 is a deficient number, since it is larger than the sum of its proper divisors (4557542).

6219994 is a wasteful number, since it uses less digits than its factorization.

6219994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16661.

The product of its digits is 34992, while the sum is 40.

The square root of 6219994 is about 2493.9915797773. The cubic root of 6219994 is about 183.9063204607.

The spelling of 6219994 in words is "six million, two hundred nineteen thousand, nine hundred ninety-four".