4826421 has 12 divisors (see below), whose sum is σ = 7196800. Its totient is φ = 3113640.

The previous prime is 4826407. The next prime is 4826431. The reversal of 4826421 is 1246284.

It is not a de Polignac number, because 4826421 - 2⁶ = 4826357 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4826401) 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 11 ways as a sum of consecutive naturals, for example, 8371 + ... + 8928.

Almost surely, 2^4826421 is an apocalyptic number.

It is an amenable number.

4826421 is a deficient number, since it is larger than the sum of its proper divisors (2370379).

4826421 is a wasteful number, since it uses less digits than its factorization.

4826421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17336 (or 17333 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 4826421 is about 2196.9116959951. The cubic root of 4826421 is about 168.9954715592.

It can be divided in two parts, 482 and 6421, that added together give a triangular number (6903 = T₁₁₇).

The spelling of 4826421 in words is "four million, eight hundred twenty-six thousand, four hundred twenty-one".