6421014 has 24 divisors (see below), whose sum is σ = 13981032. Its totient is φ = 2129760.

The previous prime is 6421013. The next prime is 6421021. The reversal of 6421014 is 4101246.

6421014 is a `hidden beast` number, since 642 + 10 + 14 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6421013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3429 + ... + 4959.

It is an arithmetic number, because the mean of its divisors is an integer number (582543).

Almost surely, 2^6421014 is an apocalyptic number.

6421014 is an abundant number, since it is smaller than the sum of its proper divisors (7560018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6421014 is a wasteful number, since it uses less digits than its factorization.

6421014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1772 (or 1769 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 6421014 is about 2533.9719809027. The cubic root of 6421014 is about 185.8665362369.

The spelling of 6421014 in words is "six million, four hundred twenty-one thousand, fourteen".