4865421 has 16 divisors (see below), whose sum is σ = 7195968. Its totient is φ = 2899200.

The previous prime is 4865353. The next prime is 4865431. The reversal of 4865421 is 1245684.

4865421 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4865421 - 2⁷ = 4865293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4865431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 805 + ... + 3221.

It is an arithmetic number, because the mean of its divisors is an integer number (449748).

Almost surely, 2^4865421 is an apocalyptic number.

It is an amenable number.

4865421 is a deficient number, since it is larger than the sum of its proper divisors (2330547).

4865421 is a wasteful number, since it uses less digits than its factorization.

4865421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2492.

The product of its digits is 7680, while the sum is 30.

The square root of 4865421 is about 2205.7699336060. The cubic root of 4865421 is about 169.4494415041.

The spelling of 4865421 in words is "four million, eight hundred sixty-five thousand, four hundred twenty-one".