6016421 has 8 divisors (see below), whose sum is σ = 6138720. Its totient is φ = 5895472.

The previous prime is 6016391. The next prime is 6016429. The reversal of 6016421 is 1246106.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6016421 - 2⁶ = 6016357 is a prime.

It is a super-4 number, since 4×6016421⁴ (a number of 28 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6016393 and 6016402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6016429) 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, 14150 + ... + 14568.

It is an arithmetic number, because the mean of its divisors is an integer number (767340).

Almost surely, 2^6016421 is an apocalyptic number.

It is an amenable number.

6016421 is a deficient number, since it is larger than the sum of its proper divisors (122299).

6016421 is a wasteful number, since it uses less digits than its factorization.

6016421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 6016421 is about 2452.8393750917. The cubic root of 6016421 is about 181.8776801564.

The spelling of 6016421 in words is "six million, sixteen thousand, four hundred twenty-one".