6394156 has 6 divisors (see below), whose sum is σ = 11189780. Its totient is φ = 3197076.

The previous prime is 6394151. The next prime is 6394163. The reversal of 6394156 is 6514936.

It is not an unprimeable number, because it can be changed into a prime (6394151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 799266 + ... + 799273.

Almost surely, 2^6394156 is an apocalyptic number.

It is an amenable number.

6394156 is a deficient number, since it is larger than the sum of its proper divisors (4795624).

6394156 is a wasteful number, since it uses less digits than its factorization.

6394156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598543 (or 1598541 counting only the distinct ones).

The product of its digits is 19440, while the sum is 34.

The square root of 6394156 is about 2528.6668424290. Note that the first 3 decimals coincide. The cubic root of 6394156 is about 185.6070247911.

The spelling of 6394156 in words is "six million, three hundred ninety-four thousand, one hundred fifty-six".