3016421 has 4 divisors (see below), whose sum is σ = 3175200. Its totient is φ = 2857644.

The previous prime is 3016417. The next prime is 3016483. The reversal of 3016421 is 1246103.

3016421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3016421 - 2² = 3016417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3016421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3016621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79361 + ... + 79398.

It is an arithmetic number, because the mean of its divisors is an integer number (793800).

Almost surely, 2^3016421 is an apocalyptic number.

It is an amenable number.

3016421 is a deficient number, since it is larger than the sum of its proper divisors (158779).

3016421 is a wasteful number, since it uses less digits than its factorization.

3016421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158778.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3016421 is about 1736.7846728941. The cubic root of 3016421 is about 144.4876248067.

The spelling of 3016421 in words is "three million, sixteen thousand, four hundred twenty-one".