6421796 has 12 divisors (see below), whose sum is σ = 11429040. Its totient is φ = 3156360.

The previous prime is 6421787. The next prime is 6421799. The reversal of 6421796 is 6971246.

It is not an unprimeable number, because it can be changed into a prime (6421799) 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, 13370 + ... + 13841.

It is an arithmetic number, because the mean of its divisors is an integer number (952420).

Almost surely, 2^6421796 is an apocalyptic number.

It is an amenable number.

6421796 is a deficient number, since it is larger than the sum of its proper divisors (5007244).

6421796 is a wasteful number, since it uses less digits than its factorization.

6421796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27274 (or 27272 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 6421796 is about 2534.1262794107. The cubic root of 6421796 is about 185.8740813449.

The spelling of 6421796 in words is "six million, four hundred twenty-one thousand, seven hundred ninety-six".