4850421 has 4 divisors (see below), whose sum is σ = 6467232. Its totient is φ = 3233612.

The previous prime is 4850413. The next prime is 4850459. The reversal of 4850421 is 1240584.

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 4850421 - 2³ = 4850413 is a prime.

It is an Ulam number.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 4850391 and 4850400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4850471) 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, 808401 + ... + 808406.

It is an arithmetic number, because the mean of its divisors is an integer number (1616808).

Almost surely, 2^4850421 is an apocalyptic number.

It is an amenable number.

4850421 is a deficient number, since it is larger than the sum of its proper divisors (1616811).

4850421 is a wasteful number, since it uses less digits than its factorization.

4850421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616810.

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 4850421 is about 2202.3671356066. The cubic root of 4850421 is about 169.2751257801.

The spelling of 4850421 in words is "four million, eight hundred fifty thousand, four hundred twenty-one".