6243994 has 16 divisors (see below), whose sum is σ = 9849600. Its totient is φ = 2962960.

The previous prime is 6243967. The next prime is 6244003. The reversal of 6243994 is 4993426.

It is a super-2 number, since 2×6243994² = 77974922144072, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6399 + ... + 7309.

It is an arithmetic number, because the mean of its divisors is an integer number (615600).

Almost surely, 2^6243994 is an apocalyptic number.

6243994 is a deficient number, since it is larger than the sum of its proper divisors (3605606).

6243994 is a wasteful number, since it uses less digits than its factorization.

6243994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085.

The product of its digits is 46656, while the sum is 37.

The square root of 6243994 is about 2498.7985112850. The cubic root of 6243994 is about 184.1425525735.

It can be divided in two parts, 624399 and 4, that added together give a triangular number (624403 = T₁₁₁₇).

The spelling of 6243994 in words is "six million, two hundred forty-three thousand, nine hundred ninety-four".